Precise 9 Piece Single Flute Countersink Set 90 Degree – MCS-002-90

Precise 9 Piece Single Flute Countersink Set 90 DegreeSingle flute construction and low controlled relief provide chatterless operation and smooth surface finish. Ideal for chamfering, deburing and counter sinking. 90Sizes3/16", 1/4", 5/16", 3/8", 1/2, 5/8