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® Bondable Unthreaded Pins have large perforated heads and are manufactured in standard stud lengths from 12-50 mm, and standard head sizes in 15, 23 and 38 mm, in varying shapes. Additional custom shapes and sizes are readily available as well. All are available in Steel and several in Stainless Steel.
BigHead® Bondable Unthreaded Stud Pins
Unit of Measure
1 

Item #

Item Name

Thread Size

Head Size

Stud Length

25BM4B15M4.75X12 N/A BigHead® 12 Millimeter (mm) Stud Length Square Head Bondable Unthreaded Pin N/A M4.75 N/A 15 x 15 mm N/A 12 mm
25BM4B15M4.75X18 N/A BigHead® 18 Millimeter (mm) Stud Length Square Head Bondable Unthreaded Pin N/A M4.75 N/A 15 x 15 mm N/A 18 mm
25BSM4B15M4.75X12 N/A BigHead® 12 Millimeter (mm) Stud Length Square Head Bondable Unthreaded Pin N/A M4.75 N/A 15 x 15 mm N/A 12 mm
25BM4B23M4.75X12 N/A BigHead® 12 Millimeter (mm) Stud Length Round Head Bondable Unthreaded Pin N/A M4.75 N/A 23 mm N/A 12 mm
25BM4B23M4.75X18 N/A BigHead® 20 Millimeter (mm) Stud Length Round Head Bondable Unthreaded Pin N/A M4.75 N/A 23 mm N/A 20 mm
25BSM4B23M4.75X12 N/A BigHead® 25 Millimeter (mm) Stud Length Round Head Bondable Unthreaded Pin N/A M4.75 N/A 23 mm N/A 25 mm
25BM4B38M4.75X25 N/A BigHead® 25 Millimeter (mm) Stud Length Rounded Corners Head Bondable Unthreaded Pin N/A M4.75 N/A 38 mm N/A 25 mm
25BM4B38M4.75X40 N/A BigHead® 40 Millimeter (mm) Stud Length Rounded Corners Head Bondable Unthreaded Pin N/A M4.75 N/A 38 mm N/A 40 mm
25BSM4B38M3X50 N/A BigHead® 50 Millimeter (mm) Stud Length Rounded Corners Head Bondable Unthreaded Pin N/A M3 N/A 38 mm N/A 50 mm
25BM4B15M4.75X25 N/A BigHead® 25 Millimeter (mm) Stud Length Rectangular Head Bondable Unthreaded Pin N/A M4.75 N/A 38 x 15 mm N/A 25 mm
25BM4B15M4.75X50 N/A BigHead® 50 Millimeter (mm) Stud Length Rectangular Head Bondable Unthreaded Pin N/A M4.75 N/A 38 x 15 mm N/A 50 mm
Unit of Measure
1