hardware screws
5ma51 shoulder screw 1 4 20
shoulder screw 18 8 ss plain finish truss head style 6 lobe with pin drive type drive size t27 thread size 1 4 20 shoulder diameter 5 16 in screw shoulder length 1 4 in thread length 5 8 in head dia 9 16 in head height 1 4 in min tensile strength 80000 psi rockwell hardness b85 b95 br b features b ul li finish plain li li item shoulder screw li li material 18 8 stainless steel li li package quantity 1 li li thread size 1 4 20 li li type tamperproof li li drive size t27 li li drive type 6 lobe with pin li li head style truss li li thread length 5 8 li li rockwell hardness b85 to b95 li li min . tensile strength psi 80000 li li shoulder dia . 5 16 li li head dia . 9 16 li li head height 1 4 li li shoulder length tolerance 1 4 li li shoulder length 1 4 li ul