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BOLTS – Bondable Threaded bigHead® - Round Head

Product Description

bigHead Threaded Bolts are externally threaded with perforated heads. They come in a variety of head shapes and are manufactured in both metric and UNC thread forms in numerous lengths and diameters. bigHead Bolts are available in steel and/or stainless steel, depending on thread size and stud length. Custom shapes and sizes are readily available. Click here for the nuts and caps available for these fasteners.

Features & Benefits

Standard bigHead Threaded Bolts are extensively used in plastics, automotive and engineering industries, and increasingly in construction, building and other fields. They can be molded-in during manufacture, riveted, screwed or spot-welded. With the advent of modern adhesives providing permanent bonding to almost any surface, designers and manufacturers are now able to specify bigHead Bolts for "blind" application to almost any surface or material.

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EFC Part Number Thread SizeStud Length (mm)Head Size (mm)MaterialHead Shape
25BM1B23M5M512, 16, 20, 25, 3023SteelRound
25BM1B38M8M815, 20, 25, 30, 40, 50, 6038SteelRounded Corner
25BSM1B20M6M64020Stainless SteelRound
25BM1B38M4M42538SteelRounded Corner
25BSM1B23M8M825, 3023Stainless SteelRound
25BSM1B50M8M85050Stainless SteelRounded Corner
25BSM1B23M4M42023Stainless SteelRound
25BSM1B38M10M1016, 4038Stainless SteelRounded Corner
25BM1B23M6M612, 16, 20, 25, 30, 40, 5023SteelRound
25BM1B38M10M1020, 25, 4038SteelRounded Corner
25BSM1B20M8M82520Stainless SteelRound
25BM1B38M5M512, 20, 4038SteelRounded Corner
25BSM1B30M8M82530Stainless SteelRound
25BM1B15M5M512, 2519SteelRound
25BSM1B23M10M103023Stainless SteelRound
25BSM1B23M5M512. 1623Stainless SteelRound
25BM1B50M6M61250SteelRounded Corner
25BM1B23M8M815, 30, 35, 6023SteelRound
25BSM1B38M6M630, 4038Stainless SteelRounded Corner
25BM1B23M4M416, 20, 2523SteelRound
25BM1B38M6M616, 20, 25, 30, 35, 40, 60, 75, 10038SteelRounded Corner
25BSM1B30M10M105030Stainless SteelRound
25BM1B15M8M812, 1519SteelRound
25BSM1B23M6M612, 16, 2523Stainless SteelRound
25BM1B50M8M82050SteelRounded Corner
25BSM1B38M8M830, 50, 7538Stainless SteelRounded Corner

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