Description
ystem of Measurement Imperial (Inch) Type Socket Shoulder Bolt Material Alloy Steel Shoulder Diameter 5/8" Shoulder Length 1-3/4" Thread Length 3/4" Finish Black Oxide Thread Diameter 1/2" Thread Size 13 Drive Size 5/16" Product Weight 1.725 5/8" Shoulder x 1-3/4" Shoulder Length x 1/2"-13 Black Oxide/Plain Finish Alloy PACKS OF 3 Shoulder screws are one-piece screws with a cylindrical shoulder under the head that serves as a bearing or spacer. Used for a wide range of punch and die operations, such as the location and retention of stripper plates, and they also act as a guide in blanking and forming presses. You'll find them used as bearing pins for swing arms, links and levers; as shaft for cam rolls and other rotating parts; as pivots; and as stud bolts. All screws have knurled heads for good gripping. Shoulder screws are also known as stripper bolts.