hardware screws
tamper pruf screw 120920 mach screw pan 4 40 x 1 2 l pk 50
tamper resistant screw head type pan 18 8 stainless steel length 1 2 drive type spanner finish plain thread size 4 40 driver size 4 head dia . 0.205 0.219 head height 0.058 0.068 meets exceeds ansi asme b18 .6.3 package quantity 50 br b features b ul li finish plain li li item tamper resistant screw li li length 1 2 li li material 18 8 stainless steel li li package quantity 50 li li thread size 4 40 li li drive type spanner li li driver size 4 li li head type pan li li meets exceeds ansi asme b18 .6.3 li li head dia . 0.205 0.219 li li head height 0.058 0.068 li ul