2-56X1/4 6 Lobe Flat U/C Thread Rolling Screws Thread Rolling Screw Full Thread Zinc Wax (Pack Qty 10,000) BC-0204RTU

6 Lobe Flat U/C Thread Rolling Screws Thread Rolling Screw Full Thread Zinc Wax

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