#4-40, 1/4" Length Under Head, Pan Head, #1 Phillips Self Sealing Machine Screw MPN:R4-40X1/4

A sturdy carbon steel construction solid base makes this strain-proof action clamp perfect for assembling applications demanding unwavering grip pressure on components during heavy-duty usage. Its jaw opening measures in at 2-1/4 accommodates various materials sizes while the lock mechanism secures pieces together efficiently preventing accidental release during tightening or loosening phases thus making it suitable for maintenance professionals, mechanics, and hobbyists who require solid clamping forces on metal fittings or pipes while reducing friction points that may cause surface damages. The easy-to-grip knurled screw offers adjustable jaw width control from 0-1 making it compatible with different sized fasteners like nuts, bolts, and pins used in hardware or machinery installations without stripping screws preventing accidental injuries on tightening procedures thus being valuable across industries that handle large scale manufacturing or production runs where repeatability and quality control are of utmost importance.