Bosch 29-Piece Metal Index Cobalt Drill Bit Set
Model # CO4029|Store SKU # 1000792186
- Resists up to 1100 degrees F in extra-hard materials
- 135 degree split point starts on contact, no walking or skating
- 29 different bits included
Bosch cobalt drill bits are specially designed for drilling in hard steel. Thick web helix delivers fast material removal combined with increased durability for maximum efficiency and performance. Each bit is manufactured to exacting specifications. Bits 1/8 In. and larger feature a split point that starts on contact with no walking or skating, eliminating the need for a center punch.