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Step Drill Bit Set, Bright Finish, High Speed Steel, Black Oxide, 3-Piece
Mfr # 10502ZR
Zoro # G2275869
product price:Â $51.15
/eaKey Features
Number of Pieces
3
Cutting Direction
Right Hand
Drill Bit Point Angle
135 Degrees
Drill Bit Material
High Speed Steel
Includes
(1) Step Drill Bit 1/8 in to 1/2 in , (1) Step Drill Bit 3/16 in to 1/2 in , (1) Step Drill Bit 1/4 in to 3/4 in
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Specifications
Product Information
- MFR #
- 10502ZR
- Zoro #
- G2275869
- UPC #
- 00038548105024
- Country of Origin
- United States
Dimensions
- Shank Size
- 1/4 in, 3/8 in
- Bit Length
- 3"
- Step Thickness
- 5/32 in, 3/8 in
- Overall Length
- 2 1/2 in, 3 3/16 in, 3 1/4 in
- Drill Bit Dimension Type
- Fractional Inch
- Size Range
- 1/8 in to 3/4 in
- Drill Bit Sizes Included
- 1/8 in, 5/32 in, 3/16 in, 7/32 in, 1/4 in, 9/32 in, 5/16 in, 11/32 in, 3/8 in, 13/32 in, 7/16 in, 15/32 in, 1/2 in, 9/16 in, 5/8 in, 11/16 in, 3/4 in
- Number of Hole Sizes
- 28
- Sizes Included
- 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2"; 3/16", 1/4", 5/16", 3/8", 7/16", 1/2"; 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4"
- Flute Length
- 1 1/2 in, 2 in, 2 3/16 in
- Largest Drill Bit Size
- 3/4 in
- Shank Diameter
- 1/4 in, 3/8 in
- Maximum Hole Size
- 3/4 in
- Number Hole Sizes
- 17
- Shank Hex Size
- 1/4 in
- Smallest Drill Bit Size
- 1/8 in
- Minimum Hole Size
- 1/8 in
- Shank Length
- 5/8 in, 3/4 in
Description
The IRWIN - 10502ZR is a step drill bit set composed of three high speed steel drill bits manufactured for fractional-inch step measurements. It features cutting sizes ranging from 1/8 in to 3/4 in, supporting drilling diameters within the included step sizes (1/8 in through 3/4 in) using the specified step increments. The bits have a speed point tip with a 135-degree point angle and a black oxide finish for machining use. The set is housed in a plastic case for storage and organization.
Key Features:
- Includes three step drill bits with overall lengths of 2 1/2 in, 3 3/16 in, and 3 1/4 in.
- Covers 17 to 28 hole sizes with step increments of 1/32 inch and 1/16 inch and step thicknesses of 5/32 inch and 3/8 inch.
- Shank diameters are 1/4 inch and 3/8 inch with a hex shank shape and three-flat design for secure grip.
- Flute length varies between 1 1/2 in and 2 3/16 in with a single flute per bit.
- Drill bit sizes included range from 1/8 in through 3/4 in in fractional increments suited for multiple hole sizes.
- Measurement system used is fractional inch.
- Drill bits have a speed point type and are right-hand cutting.
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