2" 82° HSS 4-Flute Countersink 12" HSS Aircraft Letter Drills SIZE 1-3/4" OVERALL LENGTH 4-1/4"

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

The drill bit has a round shank that works with a wide range of tool-holding systems

They are also more effective on harder materials and provide a more chatter-free cut

QTY 1 STE4 (3/16" - 7/8" x 16ths)

2" 82° HSS 4-Flute Countersink 12" HSS Aircraft Letter Drills SIZE 1-3/4" OVERALL LENGTH 4-1/4"Specifications SIZE 2" OVERALL LENGTH 5 3 8" MATERIAL HIGH SPEED STEEL FINISH UNCOATED (BRIGHT) SHANK DIAMETER 1 2" NUMBER OF FLUTES 4 SHANK TYPE ROUND CUTTING ANGLE 82 SUGGESTED PACK QTY 1 4 flute countersinks, also known as machine countersinks, can be used to enlarge existing holes. All 4 flute countersinks have a 1 2 inch shank.