Irwin Cobalt High Speed Steel Drill Bit Sets
- 8% Cobalt for higher heat and abrasion resistance
- Heavy-duty web construction for strength and durability
- 135º split point begins drilling immediately, minimizing bit "walk"
- Cutting Diam: 1/16 in. [Min], 1/2 in. [Max]
- Cutting Edge Material: HSS
- Finish: Gold Oxide
- Includes: Metal Index Case
- Increment: 1/32 in
- Point Angle: 135°
- Type: Drill Bit Set
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