{"title":"Cup Square Bolts","description":"\u003cp\u003e\u003cstrong\u003eCup square bolts\u003c\/strong\u003e - commonly called carriage bolts or coach bolts - to DIN 603 in A2 (304) and A4 (316) stainless steel. The smooth, domed head sits flush against the surface, while the integral square shoulder under the head locks into timber or pre-cut metal to stop the bolt from rotating during tightening.\u003c\/p\u003e\n\u003cp\u003eIdeal for outdoor woodwork, decking, fencing and structural joinery. Sizes from M6 up to M12 in lengths from 40mm to 130mm. DIY packs of 10 or Trade packs of 50 available. \u003cstrong\u003eFree next-day UK delivery\u003c\/strong\u003e on orders before 4PM.\u003c\/p\u003e","products":[{"product_id":"simfix-cup-square-bolt-din-603-a2-stainless-steel-m6-x-40","title":"Simfix Cup Square Bolt DIN 603 A2 Stainless Steel (M6 X 40)","description":"\u003cp\u003eThe Cup Square Bolt DIN 603 A2 M6 x 40 is designed for secure fastening where strength, corrosion resistance, and a clean finish are essential. Commonly known as a carriage bolt, this fastener features a smooth, rounded head and a square neck that locks into place, preventing rotation during tightening. Manufactured from A2 stainless steel (grade 304), it delivers excellent resistance to rust and environmental wear, making it ideal for both indoor and outdoor applications including timber structures, furniture, fencing, and general construction. Simfix is focused on delivering precision, quality and reliability, both in terms of its range of fastener products, but also its customer service. Not only does Simfix provide a no quibble returns and refund policy, it also offers free next day delivery to the UK on orders placed before 4PM.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57124250845559,"sku":"603A206040PK10-SIM","price":5.7,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57124250878327,"sku":"603A206040PK50-SIM","price":15.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM603A206040_20_2820306040_29.jpg?v=1779794958"},{"product_id":"simfix-cup-square-bolt-din-603-a2-stainless-steel-m6-x-50","title":"Simfix Cup Square Bolt DIN 603 A2 Stainless Steel (M6 X 50)","description":"\u003cp\u003eThe Cup Square Bolt DIN 603 A2 M6 x 50 is designed for secure fastening where strength, corrosion resistance, and a clean finish are essential. Commonly known as a carriage bolt, this fastener features a smooth, rounded head and a square neck that locks into place, preventing rotation during tightening. Manufactured from A2 stainless steel (grade 304), it delivers excellent resistance to rust and environmental wear, making it ideal for both indoor and outdoor applications including timber structures, furniture, fencing, and general construction. Simfix is focused on delivering precision, quality and reliability, both in terms of its range of fastener products, but also its customer service. Not only does Simfix provide a no quibble returns and refund policy, it also offers free next day delivery to the UK on orders placed before 4PM.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57124250911095,"sku":"603A206050PK10-SIM","price":6.07,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57124250943863,"sku":"603A206050PK50-SIM","price":16.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM603A206040_20_2820306040_29_f3f76984-79b8-4292-b9f6-9960cd148df0.jpg?v=1779794959"},{"product_id":"simfix-cup-square-bolt-din-603-a2-stainless-steel-m6-x-60","title":"Simfix Cup Square Bolt DIN 603 A2 Stainless Steel (M6 X 60)","description":"\u003cp\u003eThe Cup Square Bolt DIN 603 A2 M6 x 60 is designed for secure fastening where strength, corrosion resistance, and a clean finish are essential. Commonly known as a carriage bolt, this fastener features a smooth, rounded head and a square neck that locks into place, preventing rotation during tightening. Manufactured from A2 stainless steel (grade 304), it delivers excellent resistance to rust and environmental wear, making it ideal for both indoor and outdoor applications including timber structures, furniture, fencing, and general construction. Simfix is focused on delivering precision, quality and reliability, both in terms of its range of fastener products, but also its customer service. Not only does Simfix provide a no quibble returns and refund policy, it also offers free next day delivery to the UK on orders placed before 4PM.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57124250976631,"sku":"603A206060PK10-SIM","price":6.46,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57124251009399,"sku":"603A206060PK50-SIM","price":17.74,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM603A206040_20_2820306040_29_a977f046-4fc6-4bf0-9436-356a3f8504c6.jpg?v=1779794961"},{"product_id":"simfix-cup-square-bolt-din-603-a2-stainless-steel-m6-x-75","title":"Simfix Cup Square Bolt DIN 603 A2 Stainless Steel (M6 X 75)","description":"\u003cp\u003eThe Cup Square Bolt DIN 603 A2 M6 x 75 is designed for secure fastening where strength, corrosion resistance, and a clean finish are essential. Commonly known as a carriage bolt, this fastener features a smooth, rounded head and a square neck that locks into place, preventing rotation during tightening. Manufactured from A2 stainless steel (grade 304), it delivers excellent resistance to rust and environmental wear, making it ideal for both indoor and outdoor applications including timber structures, furniture, fencing, and general construction. Simfix is focused on delivering precision, quality and reliability, both in terms of its range of fastener products, but also its customer service. Not only does Simfix provide a no quibble returns and refund policy, it also offers free next day delivery to the UK on orders placed before 4PM.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57124251042167,"sku":"603A206075PK10-SIM","price":7.01,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57124251074935,"sku":"603A206075PK50-SIM","price":19.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM603A206040_20_2820306040_29_fe78482f-282e-49e7-a598-782f599df20e.jpg?v=1779794962"},{"product_id":"simfix-cup-square-bolt-din-603-a2-stainless-steel-m8-x-40","title":"Simfix Cup Square Bolt DIN 603 A2 Stainless Steel (M8 X 40)","description":"\u003cp\u003eThe Cup Square Bolt DIN 603 A2 M8 x 40 is designed for secure fastening where strength, corrosion resistance, and a clean finish are essential. Commonly known as a carriage bolt, this fastener features a smooth, rounded head and a square neck that locks into place, preventing rotation during tightening. Manufactured from A2 stainless steel (grade 304), it delivers excellent resistance to rust and environmental wear, making it ideal for both indoor and outdoor applications including timber structures, furniture, fencing, and general construction. Simfix is focused on delivering precision, quality and reliability, both in terms of its range of fastener products, but also its customer service. Not only does Simfix provide a no quibble returns and refund policy, it also offers free next day delivery to the UK on orders placed before 4PM.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57124251107703,"sku":"603A208040PK10-SIM","price":5.7,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57124251140471,"sku":"603A208040PK50-SIM","price":15.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM603A206040_20_2820306040_29_f8fdd23c-7fb1-4c7c-a934-f2681bb0c6a9.jpg?v=1779794964"},{"product_id":"simfix-cup-square-bolt-din-603-a2-stainless-steel-m8-x-50","title":"Simfix Cup Square Bolt DIN 603 A2 Stainless Steel (M8 X 50)","description":"\u003cp\u003eThe Cup Square Bolt DIN 603 A2 M8 x 50 is designed for secure fastening where strength, corrosion resistance, and a clean finish are essential. Commonly known as a carriage bolt, this fastener features a smooth, rounded head and a square neck that locks into place, preventing rotation during tightening. Manufactured from A2 stainless steel (grade 304), it delivers excellent resistance to rust and environmental wear, making it ideal for both indoor and outdoor applications including timber structures, furniture, fencing, and general construction. Simfix is focused on delivering precision, quality and reliability, both in terms of its range of fastener products, but also its customer service. Not only does Simfix provide a no quibble returns and refund policy, it also offers free next day delivery to the UK on orders placed before 4PM.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57124251173239,"sku":"603A208050PK10-SIM","price":6.07,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57124251206007,"sku":"603A208050PK50-SIM","price":16.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM603A206040_20_2820306040_29_9ddbb9bb-14f9-4977-b77f-9c72a6bebcca.jpg?v=1779794965"},{"product_id":"simfix-cup-square-bolt-din-603-a2-stainless-steel-m8-x-60","title":"Simfix Cup Square Bolt DIN 603 A2 Stainless Steel (M8 X 60)","description":"\u003cp\u003eThe Cup Square Bolt DIN 603 A2 M8 x 60 is designed for secure fastening where strength, corrosion resistance, and a clean finish are essential. Commonly known as a carriage bolt, this fastener features a smooth, rounded head and a square neck that locks into place, preventing rotation during tightening. Manufactured from A2 stainless steel (grade 304), it delivers excellent resistance to rust and environmental wear, making it ideal for both indoor and outdoor applications including timber structures, furniture, fencing, and general construction. Simfix is focused on delivering precision, quality and reliability, both in terms of its range of fastener products, but also its customer service. Not only does Simfix provide a no quibble returns and refund policy, it also offers free next day delivery to the UK on orders placed before 4PM.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57124251238775,"sku":"603A208060PK10-SIM","price":6.46,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57124251271543,"sku":"603A208060PK50-SIM","price":17.74,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM603A206040_20_2820306040_29_19416cd5-2a0e-4852-b0e0-877662388f37.jpg?v=1779794966"},{"product_id":"simfix-cup-square-bolt-din-603-a2-stainless-steel-m8-x-75","title":"Simfix Cup Square Bolt DIN 603 A2 Stainless Steel (M8 X 75)","description":"\u003cp\u003eThe Cup Square Bolt DIN 603 A2 M8 x 75 is designed for secure fastening where strength, corrosion resistance, and a clean finish are essential. Commonly known as a carriage bolt, this fastener features a smooth, rounded head and a square neck that locks into place, preventing rotation during tightening. Manufactured from A2 stainless steel (grade 304), it delivers excellent resistance to rust and environmental wear, making it ideal for both indoor and outdoor applications including timber structures, furniture, fencing, and general construction. Simfix is focused on delivering precision, quality and reliability, both in terms of its range of fastener products, but also its customer service. Not only does Simfix provide a no quibble returns and refund policy, it also offers free next day delivery to the UK on orders placed before 4PM.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57124251304311,"sku":"603A208075PK10-SIM","price":7.01,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57124251337079,"sku":"603A208075PK50-SIM","price":19.28,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM603A206040_20_2820306040_29_3ce2f1a5-40ec-418c-a7ac-ca898fc15f8b.jpg?v=1779794968"},{"product_id":"simfix-cup-square-bolt-din-603-a2-stainless-steel-m8-x-100","title":"Simfix Cup Square Bolt DIN 603 A2 Stainless Steel (M8 X 100)","description":"\u003cp\u003eThe Cup Square Bolt DIN 603 A2 M8 x 100 is designed for secure fastening where strength, corrosion resistance, and a clean finish are essential. Commonly known as a carriage bolt, this fastener features a smooth, rounded head and a square neck that locks into place, preventing rotation during tightening. Manufactured from A2 stainless steel (grade 304), it delivers excellent resistance to rust and environmental wear, making it ideal for both indoor and outdoor applications including timber structures, furniture, fencing, and general construction. Simfix is focused on delivering precision, quality and reliability, both in terms of its range of fastener products, but also its customer service. Not only does Simfix provide a no quibble returns and refund policy, it also offers free next day delivery to the UK on orders placed before 4PM.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57124251369847,"sku":"603A208100PK10-SIM","price":7.94,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57124251402615,"sku":"603A208100PK50-SIM","price":21.86,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM603A206040_20_2820306040_29_166c4bb8-4ca5-4255-a6fc-26667475aaa1.jpg?v=1779794969"},{"product_id":"simfix-cup-square-bolt-din-603-a2-stainless-steel-m10-x-50","title":"Simfix Cup Square Bolt DIN 603 A2 Stainless Steel (M10 X 50)","description":"\u003cp\u003eThe Cup Square Bolt DIN 603 A2 M10 x 50 is designed for secure fastening where strength, corrosion resistance, and a clean finish are essential. Commonly known as a carriage bolt, this fastener features a smooth, rounded head and a square neck that locks into place, preventing rotation during tightening. Manufactured from A2 stainless steel (grade 304), it delivers excellent resistance to rust and environmental wear, making it ideal for both indoor and outdoor applications including timber structures, furniture, fencing, and general construction. Simfix is focused on delivering precision, quality and reliability, both in terms of its range of fastener products, but also its customer service. Not only does Simfix provide a no quibble returns and refund policy, it also offers free next day delivery to the UK on orders placed before 4PM.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57124251435383,"sku":"603A210050PK10-SIM","price":7.87,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57124251468151,"sku":"603A210050PK50-SIM","price":21.66,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM603A206040_20_2820306040_29_898efdc0-0db4-4063-914f-253d7777a6be.jpg?v=1779794971"},{"product_id":"simfix-cup-square-bolt-din-603-a2-stainless-steel-m10-x-75","title":"Simfix Cup Square Bolt DIN 603 A2 Stainless Steel (M10 X 75)","description":"\u003cp\u003eThe Cup Square Bolt DIN 603 A2 M10 x 75 is designed for secure fastening where strength, corrosion resistance, and a clean finish are essential. Commonly known as a carriage bolt, this fastener features a smooth, rounded head and a square neck that locks into place, preventing rotation during tightening. Manufactured from A2 stainless steel (grade 304), it delivers excellent resistance to rust and environmental wear, making it ideal for both indoor and outdoor applications including timber structures, furniture, fencing, and general construction. Simfix is focused on delivering precision, quality and reliability, both in terms of its range of fastener products, but also its customer service. Not only does Simfix provide a no quibble returns and refund policy, it also offers free next day delivery to the UK on orders placed before 4PM.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57124251500919,"sku":"603A210075PK10-SIM","price":8.81,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57124251533687,"sku":"603A210075PK50-SIM","price":24.24,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM603A206040_20_2820306040_29_2ffa3483-82b0-4fac-9d3a-3e19b5a4c91e.jpg?v=1779794972"},{"product_id":"simfix-cup-square-bolt-din-603-a2-stainless-steel-m10-x-100","title":"Simfix Cup Square Bolt DIN 603 A2 Stainless Steel (M10 X 100)","description":"\u003cp\u003eThe Cup Square Bolt DIN 603 A2 M10 x 100 is designed for secure fastening where strength, corrosion resistance, and a clean finish are essential. Commonly known as a carriage bolt, this fastener features a smooth, rounded head and a square neck that locks into place, preventing rotation during tightening. Manufactured from A2 stainless steel (grade 304), it delivers excellent resistance to rust and environmental wear, making it ideal for both indoor and outdoor applications including timber structures, furniture, fencing, and general construction. Simfix is focused on delivering precision, quality and reliability, both in terms of its range of fastener products, but also its customer service. Not only does Simfix provide a no quibble returns and refund policy, it also offers free next day delivery to the UK on orders placed before 4PM.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57124251566455,"sku":"603A210100PK10-SIM","price":9.74,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57124251599223,"sku":"603A210100PK50-SIM","price":26.81,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM603A206040_20_2820306040_29_02db7f99-e96f-46c6-b449-185197ef47c3.jpg?v=1779794974"},{"product_id":"simfix-cup-square-bolt-din-603-a2-stainless-steel-m10-x-130","title":"Simfix Cup Square Bolt DIN 603 A2 Stainless Steel (M10 X 130)","description":"\u003cp\u003eThe Cup Square Bolt DIN 603 A2 M10 x 130 is designed for secure fastening where strength, corrosion resistance, and a clean finish are essential. Commonly known as a carriage bolt, this fastener features a smooth, rounded head and a square neck that locks into place, preventing rotation during tightening. Manufactured from A2 stainless steel (grade 304), it delivers excellent resistance to rust and environmental wear, making it ideal for both indoor and outdoor applications including timber structures, furniture, fencing, and general construction. Simfix is focused on delivering precision, quality and reliability, both in terms of its range of fastener products, but also its customer service. Not only does Simfix provide a no quibble returns and refund policy, it also offers free next day delivery to the UK on orders placed before 4PM.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57124251828599,"sku":"603A210130PK10-SIM","price":10.87,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57124251861367,"sku":"603A210130PK50-SIM","price":29.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM603A206040_20_2820306040_29_71de283a-996a-498e-823b-a0d8ebccafd0.jpg?v=1779794975"},{"product_id":"simfix-cup-square-bolt-din-603-a2-stainless-steel-m12-x-75","title":"Simfix Cup Square Bolt DIN 603 A2 Stainless Steel (M12 X 75)","description":"\u003cp\u003eThe Cup Square Bolt DIN 603 A2 M12 x 75 is designed for secure fastening where strength, corrosion resistance, and a clean finish are essential. Commonly known as a carriage bolt, this fastener features a smooth, rounded head and a square neck that locks into place, preventing rotation during tightening. Manufactured from A2 stainless steel (grade 304), it delivers excellent resistance to rust and environmental wear, making it ideal for both indoor and outdoor applications including timber structures, furniture, fencing, and general construction. Simfix is focused on delivering precision, quality and reliability, both in terms of its range of fastener products, but also its customer service. Not only does Simfix provide a no quibble returns and refund policy, it also offers free next day delivery to the UK on orders placed before 4PM.\u003c\/p\u003e","brand":"Simfix","offers":[{"title":"Pack of 10","offer_id":57124251926903,"sku":"603A212075PK10-SIM","price":11.21,"currency_code":"GBP","in_stock":true},{"title":"Pack of 50","offer_id":57124251959671,"sku":"603A212075PK50-SIM","price":38.64,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0991\/4728\/4855\/files\/SIM603A206040_20_2820306040_29_cda32cbc-cd75-4003-8891-6c6f73bedafe.jpg?v=1779794976"},{"product_id":"simfix-cup-square-bolt-din-603-a2-stainless-steel-m12-x-100","title":"Simfix Cup Square Bolt DIN 603 A2 Stainless Steel (M12 X 100)","description":"\u003cp\u003eThe Cup Square Bolt DIN 603 A2 M12 x 100 is designed for secure fastening where strength, corrosion resistance, and a clean finish are essential. Commonly known as a carriage bolt, this fastener features a smooth, rounded head and a square neck that locks into place, preventing rotation during tightening. Manufactured from A2 stainless steel (grade 304), it delivers excellent resistance to rust and environmental wear, making it ideal for both indoor and outdoor applications including timber structures, furniture, fencing, and general construction. Simfix is focused on delivering precision, quality and reliability, both in terms of its range of fastener products, but also its customer service. 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