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  • MILWAUKEE TOOL CO 21/64" Cobalt Drill Bit, Twist Flute, 2-Flute
  • MILWAUKEE TOOL CO 21/64" Cobalt Drill Bit, Twist Flute, 2-Flute
  • MILWAUKEE TOOL CO 21/64" Cobalt Drill Bit, Twist Flute, 2-Flute

21/64" Cobalt Drill Bit, Twist Flute, 2-Flute

Article number: 4303566
$12.99
Excl. tax

Milwaukee RED HELIX 48-89-2318 Jobber Drill Bit, 21/64 in Dia, 4-3/4 in OAL, Twist Flute, 2-Flute

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Milwaukee Cobalt RED HELIX™ drill bits are engineered for extreme durability and long life in hard metal applications. Designed with a Variable Helix that includes an aggressive 35 deg helix angle, which ends at 15 deg, the cobalt bits with RED HELIX™ provide Rapid Chip Removal limiting heat build-up to Stay Sharper Longer. The 135 deg split point tip delivers a precision start and prevents walking for fast, accurate holes. Ideal for tough applications and provide up to 10X life vs black oxide drill bits but can be used in all twist drilling applications.

Product Details

Applicable Materials: Metal Plastic PVC Stainless Steel Wood
Cutting Direction: Right Hand
Diameter: 21/64 in
Finish: Gold
Flute Length: 3.3 in
Flute Type: Twist
Material: Cobalt
Number Of Flutes: 2
Overall Length: 4-3/4 in
Point Angle: 135 deg
Point Type: Split
Quick Change Shank: No
Shank Diameter: 21/64 in
Shank Length: 1-9/20 in
Shank Type: 3-Flat Round

Features

  • Up to 10X life vs black oxide
  • RED HELIX™ design for rapid chip removal
  • 135 deg split point for precision start
  • Chip Breaker decreased heat build-up
  • Secure-Grip prevents bit from slipping in chuck
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