hardware screws
unbrako 4160 socket set screw cup 1 2 13x2 1 2 pk 50
socket set screw alloy steel black oxide finish thread size 1 2 13 point type cup point material alloy steel drive type hex socket drive size 1 4 overall length 2 1 2 point dia . 0.281 temp . range f 50 to 550 class 3a rockwell hardness 45 to 53 meets ansi b18 .3 package quantity 50 br b features b ul li decimal equivalent 0.250 li li finish black oxide li li item socket set screw li li material alloy steel li li package quantity 50 li li temp . range f 50 to 550 li li thread size 1 2 13 li li class 3a li li drive size 1 4 li li drive type hex socket li li overall length 2 1 2 li li point type cup li li meets ansi b18 .3 li li rockwell hardness 45 to 53 li li point dia . 0.281 li li point material alloy steel li ul