1/4-20X3 Unslotted Ind Hex Washer Thread Rolling Screws Thread Roll Screw Full Thread Zinc Wax (Pack Qty 500) BC-1448RW

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 M1.6-0.67X6 Metric Phillips Pan Head PT Alternative 30 Degree Full Thread A2 Stainless Steel (Pack Qty 3,000) BC-M1.66PTPPA2.