EFC International
EFC International
1940 Craigshire St. Louis,
MO 63146-4008
Phone: 1 314.434.28881
Contact: www.efc-intl.com/contact
Website: www.efc-intl.com
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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.
BigHead® Round Head Bondable Threaded Bolts
Unit of Measure
1 2 

Item #

Item Name

Thread Size

Head Size

Stud Length

25BM1B38M8 N/A BigHead® Threaded M8 Round Head, Steel Bondable Bolt N/A M8 N/A 38 mm N/A 15 mm20 mm25 mm30 mm40 mm50 mm60 mm
25BM1B38M10 N/A BigHead® Threaded M10 Round Head, Steel Bondable Bolt N/A M10 N/A 38 mm N/A 20 mm25 mm40 mm
25BSM1B38M6 N/A BigHead® Threaded M6 Round Head, Stainless Steel Bondable Bolt N/A M6 N/A 38 mm N/A 30 mm40 mm
25BSM1B38M8 N/A BigHead® Threaded M8 Round Head, Stainless Steel Bondable Bolt N/A M8 N/A 38 mm N/A 30 mm50 mm75 mm
25BSM1B38M10 N/A BigHead® Threaded M10 Round Head, Stainless Steel Bondable Bolt N/A M10 N/A 38 mm N/A 16 mm40 mm
25BM1B50M6 N/A BigHead® Threaded M6 Round Head, Steel Bondable Bolt N/A M6 N/A 50 mm N/A 12 mm
25BM1B50M8 N/A BigHead® Threaded M8 Round Head, Steel Bondable Bolt N/A M8 N/A 50 mm N/A 20 mm
25BSM1B50M8 N/A BigHead® Threaded M8 Round Head, Stainless Steel Bondable Bolt N/A M8 N/A 50 mm N/A 50 mm
Unit of Measure
1 2