Dewalt 3018002 29-Piece Cobalt M35 Metal Index Drill Bit Set

The IRWIN 3018002 is a professional-grade 29-piece cobalt drill bit set constructed of M-35 high-speed steel with 5% cobalt alloy for superior abrasive resistance and faster cutting performance in tough metals. This set is ideally suited for drilling very hard and abrasive metals such as stainless steel, high-alloy steel, and cast iron.

Key Features:

• 135-degree split point tips that start on contact and cut with less force, eliminating walking across work surfaces
• Complete size range from 1/16-inch to 1/2-inch in 1/64-inch increments
• Reduced shanks on bits larger than 3/8-inch allow use with standard 3/8-inch drill chucks
• Cobalt steel extends cutting edge life and maintains cutting life after resharpening
• Durable metal index case with rubberized shell, removable bit cartridges, and integrated tap and die selection chart

The M-35 cobalt steel construction offers exceptional resistance to heat and wear, ensuring longevity and consistent performance for demanding metalworking applications. This professional drill bit set is backed by IRWIN's limited lifetime warranty.