RED HELIX™ Cobalt Drill Bits - Metric

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° Helix Angle which ends at 15°, the Cobalt bits with RED HELIX™ provide Rapid Chip Removal™ limiting heat buildup to Stay Sharper Longer™. The 135° 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.

  • Up to 10X Life vs. Black Oxide
  • RED HELIX™ Design for Rapid Chip Removal™
  • 135° split point for precision start no walking
  • Metric Sizing
  • Cobalt for Hard Metal Drilling
  • Secure Grip™ - Prevents bit from slipping in chuck

Product Specifications

Pack Qty 1 Pack
Length 7.5"
Weight 1.25
Coating Cobalt
Height 2.0"
Width 9.00"

Diameter

1mm
1.5mm
2mm
2.5mm
3mm
3.2mm
3.5mm
4mm
4.2mm
4.5mm
4.8mm
5mm
5.5mm
6mm
6.5mm
6.8mm
7mm
7.5mm
8mm
8.5mm
9mm
9.5mm
10mm
10.5mm
11mm
11.5mm
12mm
12.5mm
13mm
Item Category Number
Diameter
48-89-2501
1mm
48-89-2502
1.5mm
48-89-2503
2mm
48-89-2504
2.5mm
48-89-2505
3mm
48-89-2506
3.2mm
48-89-2507
3.5mm
48-89-2508
4mm
48-89-2509
4.2mm
48-89-2510
4.5mm
48-89-2511
4.8mm
48-89-2512
5mm
48-89-2513
5.5mm
48-89-2514
6mm
48-89-2515
6.5mm
48-89-2516
6.8mm
48-89-2517
7mm
48-89-2518
7.5mm
48-89-2519
8mm
48-89-2520
8.5mm
48-89-2521
9mm
48-89-2522
9.5mm
48-89-2523
10mm
48-89-2524
10.5mm
48-89-2525
11mm
48-89-2526
11.5mm
48-89-2527
12mm
48-89-2528
12.5mm
48-89-2529
13mm
48-89-2530
48-89-2531