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Irwin | SKU:
10221
Irwin 10221 High Speed Steel Fractional Unibit 21, 13/16"-1 3/8"
$93.60
$156.03
Unit price
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Unavailable
Description
Description
Irwin 10221 Description
Unibit step drills from Irwin are the industry standard. Their single flute design results in a much more accurate hole than double flute bits. The SpeedPoint™ gets the hole started fast! Ideal for drilling holes in thin materials such as mild steel, copper, brass, aluminum, plexiglass, wood and laminates. Models designated with a "T" offer a TiN (Titanium Nitride) coating which hold their cutting edge up to six times longer!
Irwin 10221 Includes
- (1) High Speed Steel Fractional Unibit 21, 13/16"-1 3/8"
Irwin 10221 Features
- Single-flute cutting edge for greater control through steps
- 3 flatted shank prevents slipping in drill chuck
- Also available with titanium nitride coating for longer life
- Patented single-flute cutting edge gives the user a true round hole every time
- Ideal for drilling holes into thin materials such as stainless steel, copper, brass, aluminum, plastic and laminates
- Pilot hole required
- Practical, efficient tools to get your job done right
- Made to ensure maximum longevity and high wear resistance
- Ultimate in reliability, convenience, and ease of use
Irwin 10221 Specifications
| Hole Sizes | 13/16" - 1-3/8" |
| Flutes | 1 |
| Hole Sizes (inches) | Hole Enlarging |
| Shank Size | 1/2" |
| Construction | High Speed Steel |
| Number of Holes | 10 |
| Maximum Material Thickness | 1/8" |
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