5 Pieces 82 Degrees Countersink Drill Bit 5 Flute Chamfering Cutter Hand Set

Chamfering is the best alternative to traditional bore chamfer chamfer milling mold shape characterized by high precision and low roughness of the machined surface strong applicability widely used for high and low level of each class processing equipment. Purpose Shen hole for aluminum iron PV panels and other soft materials inverted taper. During use you can better chip five cutting edge the cutting edge is not volatile blunt colour: Bit roasted yellow Material:HSS 4341 Size:1/4 inch; 3/8 inch; 1/2 inch; 5/8 inch; 3/4 inch : 6mm overall length: approx 60mm Package Contents: 5 * 82°Deburring Bits 1 * aluminum box