hardware screws
4bb55 socket set screw cup 5 16 18x2 1 2 pk 25
socket set screw alloy steel plain finish cup point hex socket drive size 5 32 in thread size 5 16 18 decimal equivalent 0.312 in length 2 1 2 in point dia 0.156 to 0.172 in class 3a rockwell hardness hrc45 hrc53 meets ansi asme b18 .3 package 25 br b features b ul li decimal equivalent 0.312 li li finish plain li li item socket set screw li li material alloy steel li li package quantity 25 li li thread size 5 16 18 li li class 3a li li drive size 5 32 li li drive type hex socket li li overall length 2 1 2 li li point type cup li li meets ansi asme b18 .3 li li rockwell hardness hrc45 to hrc53 li li point dia . 0.156 to 0.172 li ul