Socket Set Screw, Measurement System: Imperial, 1/4-28 Thread, 1/4 in Length, Cup Point, Alloy Steel, Plain/Thermal Black Oxide, Hex Drive, UNF Thread, 0.132 in Point, 45-53 HRC Hardness, 1/8 in Drive

ITEM FEATURES:

• Used against hardened shaft or where frequent adjustment are needed and where no locking point is required