6X1/2 Round Head Type U Drive Screw 18-8 Stainless Steel (Pack Qty 10,000) BC-0608U188

For making permanent fastenings in metals and plastics, when forced into the work under pressure Steel: AISI 1016 - 1024 or equivalent steel: Drive screws shall produce mating threads without shearing of threads or fracture of the screw when driven into properly sized holes in test plates having a Rockwell hardness of B70 to B85 18-8 Stainless Steel: Not recommended for use in materials of a hardness greater than Rockwell B 65You may also like 8-18X1 Phillips Modified Truss Head Full Thread Self Drill Screw 410 Stainless Steel (Pack Qty 2,000) BC-0816KPM410.