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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.
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
Sizes clearly laser-etched to make precise drilling easy
Set includes HSS #1, 2, 4, and 21 size step drills
Specifications
Sub-Brand: UNIBIT
Dimensions
Diameters of Holes Drilled: 1/4-in to 1-3/8-in
Number of Hole Sizes: 41
Shank Size: 1/4-in
Step Size: Set
Features
Material: High-speed steel
Package Quantity: 4
Set/Individual: Set
Shank Type: 3-flat
Compatibility
Brand/Model Compatibility: Universal
Warranty
Warranty: None
Certifications
CA Residents: Prop 65 Warning(s): Yes
Miscellaneous
UNSPSC: 20121600
Payment & Security
Payment methods
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