Harvey Tool 743308-C3 Engraving Cutters; Cutter Diameter (Decimal Inch): 0.1250 ; Point Shape: Pointed ; Shank Diameter (Decimal Inch): 0.1250 ; Shank Diameter (Inch): 1/8 ; Included Angle: 20.00 ; Material Application: Ferrous and Non-Ferrous Metals