E-Z Chamfer with Plastic Handle & 3 Triangular H.S.S. Inserts 60 Deg., Martindale Electric, Mfr#: SLSC74PTKIT

Special ground, 3 cornered insert, chamfers copper on both sides of commutator slots after undercutting. The offset blade holder provides knuckle clearance when deburring. This holder can be retracted into the handle along with extra inserts, for easier storage when not in use. The insert is easily replaced when it becomes dull on all three corners. Kit comes with 3 high speed steel inserts.