45542 Carbide Tipped Up-Shear Bit Slot Mortiser 5/8 Dia x 1 Inch x 1/2 Shank

These bits are designed to do deep slot and holes for tenon, especially in doors, chairs, tables etc. Special carbide with a 1″ long up-shear and chipbreaker for fast cuts and chip clearance. For use in lock mortising machines and door machines.Warning: DO NOT USE THESE BITS ON A DRILL PRESS MACHINEUNDER ANY CIRCUMSTANCES!