BBI 409107 Square Head Set Screw, 1/2-13 Screw, 4-1/2 in L, UNC, Alloy Steel
Item #BC056364
BBI Square Head Set Screw, 1/2-13 Screw, 4-1/2 in Length, UNC, Cup Point, Alloy Steel, Plain
- Used against hardened shafts or where frequent adjustments are needed and no locking point is required