hardware screws
1pxt8 mach screw pan 1 4 20x1 2 l pk 100
machine screw w captive washer head type pan steel length 1 2 drive type phillips finish zinc thread size 1 4 20 driver size 3 head dia . 0.492 head height 0.144 washer type internal tooth washer material c1050 c1065 steel washer o.d. 0.478 washer thickness 0.028 meets exceeds ansi asme b18 .13 package quantity 100 br b features b ul li finish zinc plated li li item machine screw li li length 1 2 li li material steel li li package quantity 100 li li thread size 1 4 20 li li drive type phillips li li driver size 3 li li head type pan li li meets exceeds ansi asme b18 .13 li li washer type internal tooth li li head dia . 0.492 li li head height 0.144 li li washer material c1050 c1065 steel li li washer thickness 0.028 li li washer o.d. 0.478 li ul