4-40X1/4 Phil Flat U/C Thread Rolling Screws Thread Rolling Screw Fully Thread Zinc & Wax (Pack Qty 10,000) BC-0404RPU

For drilled, punched or corred holes in all ductile metals and punch extruded metals. Eliminates chips, requires low drive torque and provides excel lent resistance to vibrational loosening Steel thread rolling screws shall be made from cold-heading steel conforming to the following chemical composition: Carbon: 0.13-0.27%; Manganese: 0.64-1.71% 18-8: 18-8 stainless steel . 410: 410 austenitic stainless steelYou may also like 3/4-10X2 Coarse Thread Hex Cap Screw Grade 9 DFAR EcoGuard Gray/Silver 1,000 Hr Corrosion (Pack Qty 100) BC-7532CH9.