Irwin Industrial 3018002B Cobalt M-42 Metal Index Drill Bit Set

• Includes: Drills 1/16" to 1/2" in 1/64" increments
• 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
• Flatted shanks above 11/64" eliminates slippage in drill chuck
• Rubber over molded case - Protects kit if dropped
• Tap and Drill Selection Chart - Convenient reference
• Removable Cartridges - Easy to carry bits from case to worksite
• Automatic Indexing - Easy bit access and identification
• Cobalt steel extends cutting edge life and maintains cutting life after resharpening
• Extra hard drill for greater wear