3/8-16X1 1/4 Weld Screw With Nibs Under The Head Fully Threaded Plain (Pack Qty 500) BC-3720WB

Enables a threaded fastener to become a permanent, integral part of an assembly. The bottom projection style can assemble into a prelocated hole and is stronger than the top projection style, utilizing the full head strength of the fastener. C1008 - 1010 welding quality carbon steel