hardware screws
1nb66 drilling screw 12 143 4 lpk 630
self drilling screw sheet metal hex washer head case hardened steel zinc finish size 12 length 3 4 in drive type hex driver size 5 16 in width of hex head 0.315 in head height 0.096 in washer o 0.272 in washer o drill point size 3 drill point length 0.283 in for attaching variety of materials to metal up to 12 gauge meets exceeds sae j78 package 630 br b features b ul li finish zinc plated li li item self drilling screw li li length 3 4 li li material case hardened steel li li package quantity 630 li li thread size 12 14 li li type self drilling li li drive type hex li li driver size 5 16 li li head type hex washer li li head height 0.155 li li hex width 0.305 li li washer o.d. 0.432 li li drill point size 3 li li drill point length 0.283 li li head color standard li ul