https://www.mccoys.com/shop/p/3440450-052303-32/irwin-316015-drill-bit-set-general-purpose-cobalt-hss-black-oxide
316015 Drill Bit Set, General-Purpose, Cobalt HSS, Black Oxide
Sku: 3440450-052303-32
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Estimated Arrival On: 01/23/2026
Drill Bit Sets :Irwin 316015 4 Piece
Constructed of M-42 8% cobalt high-speed steel for super abrasive resistance in tough metals. Bits have a 135 deg split point which reduces feed pressure for easier penetration. Includes (2) 1/16 in, (2) 5/64 in, 3/32 in, (2) 7/64 in, 1/8 in, (2) 9/64 in, 5/32 in, 3/16 in, 7/32 in, 1/4 in, 5/16 in, 3/8 in and (1) rubber-sided case with sliding latch for added security.
- Constructed of M-42 8% cobalt high-speed steel for super abrasive resistance in tough metals
- 135 deg split point reduces feed pressure for easier penetration without work hardening
- Durable rubber-sided case for added impact resistance
- Sliding latch design provides added security
- Available with a variety of drill bit types and piece count configurations
- Includes an IRWIN Pro set case made of durable molded ABS resin, so it can hold up to anything the jobsite throws at it
Type
General-Purpose
Specifications
135 deg Point Angle, Right-Hand Cutting Direction, Round Shank, for Use on Metal
Material
Cobalt HSS
Finish
Black Oxide
Suitable for
Portable Drills and Drill Presses
Includes
1/16 in (2), 5/64 in, 3/32 in (2), 7/64 in, 1/8 in (2), 9/64 in, 5/32 in, 3/16 in, 7/32 in, 1/4 in, 5/16 in and 3/8 in Drill Bits
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