hardware screws
1mu57 mach screw pan 1 4 20x3 4 l pk 100
machine screw head type pan carbon steel length 3 4 drive type phillips finish zinc plated thread size 1 4 20 driver size 3 head dia . 0.473 head height 0.162 rockwell hardness b70 meets exceeds ansi b18 .6.3 package quantity 100 br b features b ul li finish zinc plated li li item machine screw li li length 3 4 li li material carbon 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 b18 .6.3 li li rockwell hardness b70 li li head dia . 0.473 li li head height 0.162 li ul