3/4" 60° HSS 3-Flute Countersink Hex Shank Step Drills this M35 cobalt drill bit

this M35 cobalt drill bit (5% cobalt) is designed to tackle tough

SIZE 5/16" OVERALL LENGTH 2" MATERIAL HIGH SPEED STEEL FINISH UNCOATED (BRIGHT) SHANK DIAMETER 1/4" NUMBER OF FLUTES 6 SHANK TYPE ROUND CUTTING ANGLE 120° SUGGESTED PACK QTY 1

QTY 1 STE5HEX (1/4" - 1-3/8" x 8ths)

1850" BODY DIAMETER 5/8" MATERIAL HIGH SPEED STEEL THREAD SIZE 1/4-28 CUTTING ANGLE 100° SUGGESTED PACK QTY 1

Specifications

3/4" 60° HSS 3-Flute Countersink Hex Shank Step Drills this M35 cobalt drill bitSpecifications SIZE 3 4" OVERALL LENGTH 2 5 8" MATERIAL HIGH SPEED STEEL FINISH UNCOATED (BRIGHT) SHANK DIAMETER 1 2" NUMBER OF FLUTES 3 SHANK TYPE ROUND CUTTING ANGLE 60 SUGGESTED PACK QTY 1 3 flute countersinks, also known as center reamers, are commonly used to countersink holes for centers or to enlarge existing holes.