공구/건축용품Irwin Tools IRWIN Tools 5 Piece Left Hand Cobalt 5/64-Inch to 19/64-Inch Cobalt Twist Drill Bit Assortment (3052

Drill bits made of M-42 8% cobalt high-speed steel for super abrasive resistance in tough metals
135° split point reduces feed pressure for easier penetration without work hardening
Each drill bit has a heavy-duty spiral flute design that produces fast chip ejection
Shorter cutting lips reduce torque for drilling in high-tensile-strength materials
IRWIN drill bits are great for use with screw extractors

Technical Details

Size (LWH): 4.6 inches, 2 inches, 0.4 inches
Product Details
Product Dimensions: 4.6 x 2 x 0.4 inches
Shipping Weight: 0.2 pounds (View shipping rates and policies)
ASIN : B0002NYBJG