5/8" 60° HSS 6-Flute Chatterless Countersink 6 pack PILOT SIZE #30 DECIMAL EQUIVALENT

PILOT SIZE #30 DECIMAL EQUIVALENT

SIZE 1-3/4" OVERALL LENGTH 4-1/4" MATERIAL HIGH SPEED STEEL FINISH UNCOATED (BRIGHT) SHANK DIAMETER 1" NUMBER OF FLUTES 6 SHANK TYPE ROUND CUTTING ANGLE 90° SUGGESTED PACK QTY 1

can be used to enlarge existing holes

Our M35 cobalt drills are designed for easy drilling through the toughest materials

They work well in piercing through inconel

5/8" 60° HSS 6-Flute Chatterless Countersink 6 pack PILOT SIZE #30 DECIMAL EQUIVALENTSpecifications SIZE 5 8" OVERALL LENGTH 2 1 2" MATERIAL HIGH SPEED STEEL FINISH UNCOATED (BRIGHT) SHANK DIAMETER 1 2" NUMBER OF FLUTES 6 SHANK TYPE ROUND CUTTING ANGLE 60 SUGGESTED PACK QTY 1 6 flute countersinks, also known as chatterless countersinks, are designed to remove more metal compared to countersinks with fewer flutes. They are also more effective on harder materials and provide a more chatter free cut.