Irwin AH3018002B Cobalt M-42 Metal Index Drill Bit Set
• Cobalt steel extends cutting edge life and maintains cutting life after resharpening. • Extra hard drill for greater wear. • 135° split point tip starts on contact, cuts with less force. • Reduced shank above 3/8" allows the use of larger drill bits in a 3/8" chuck. • Rubber overmolded case protects kit if dropped. • Tap & Drill selection chart for convenient reference. • Automatic indexing for easy bit access and identification. • Removable cartridges: easy to carry bits from case to worksite. • Sizes include 1/16" to 1/2" in 1/64" increments. • Metal Index case included.
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