Irwin® Unibit® 10225 Step Drill Set, #21 Min Drill Bit, #1 Max Drill Bit, 4 Pieces, HSS, Bright
The IRWIN Unibit High-Speed Steel Step Drill Set features single-flute cutting edges for greater control and more precise drilling. Three-flatted shanks prevent the bits from slipping in the drill while the non-skid self-starting tips eliminate skidding and the need for center punching. Set includes #1, 2, 4, and 21 size step drills.
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BrandIrwin® Unibit®
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UPC038548102252
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Manufacturer Part Number10225
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CountryUSA
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FinishBright
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MaterialHSS
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Maximum Drill Bit Size#1
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Minimum Drill Bit Size#21
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ColorBlack
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Number of Pieces4
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Dimensions3-1/2 in L
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Specifications3-Flat 7/16 in Hex Shank, Standard Point, 3-1/2 in L
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System of MeasurementImperial
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TypeSelf-Starting
- Single flute cutting edge for greater control through steps
- 3-flatted shank prevents slipping in drill chuck
- Non-skid self-starting tip eliminates skidding and the need for center punching
| Competitor Name | Competitor Part Number |
|---|---|
| Grainger | 3YDW5 |
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UNSPSC27112845
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Includes#1, #2, #3 and #21 Drills
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Package DescriptionEACH
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Catalog
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Irwin® Unibit® 10225 Step Drill Set, #21 Min Drill Bit, #1 Max Drill Bit, 4 Pieces, HSS, Bright
The IRWIN Unibit High-Speed Steel Step Drill Set features single-flute cutting edges for greater control and more precise drilling. Three-flatted shanks prevent the bits from slipping in the drill while the non-skid self-starting tips eliminate skidding and the need for center punching. Set includes #1, 2, 4, and 21 size step drills.
Milwaukee® 49-22-0071 Universal Flat Boring Bit Set, 6 Pieces, For Use With 48-28-3350 12 in Bit Extension, Carbon Steel
Bore small, clean holes at any angle in a variety of materials with the Milwaukee® 6-piece 6 in. universal flat boring bit set. These premium quality flat boring bits are made of heat-treated high carbon steel, so the drill points and cutting edges can be resharpened for cost savings and long life. Bore clean, fast holes at any angle in wood, plastic, plywood and Formica. These bits offer a 6 in. drilling depth but can be used with a 12 in. extension (48-28-3350) for extended deep-hole drilling. 3/16 in. shank diameter. The set consists of six of the most popular size bits (3/8 in., 1/2 in., 5/8 in., 3/4 in., 7/8 in. and 1 in.) in a carrying case.
DeWALT® DW1361 High Performance Drill Bit Set, 1/16 in Max Drill Bit, 21 Pieces, HSS, Titanium Coated
Featuring heavy-duty titanium nitride coating PILOT POINTs that start on contact and helps to prevent walking, the DEWALT includes commonly used bits for a range of metal and wood-drilling applications. No-spin shanks helps to prevent bits from slipping, and a tapered web delivers helps to increased durability to helps to reduce breakage. A durable carrying case keeps bits organized and ready to go.


