HSS Cobalt Alloy Steel Step Drill Bit Set, 3-Piece, No. 1, No. 2 & No. 3
Mfr # 10502cb
Zoro # G1540061
Key Features
Specifications
Product Information
- MFR #
- 10502cb
- Zoro #
- G1540061
- UPC #
- 038548099255
- Country of Origin
- United States
Dimensions
- Number of Hole Sizes
- 28
- Bit Length
- 2-3/4", 3-1/8"
- 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"
- Step Thickness
- 5/32 in, 3/8 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
- Drill Bit Dimension Type
- Fractional Inch
- Size Range
- 1/8 in to 3/4 in
- Shank Size
- 1/4 in, 3/8 in
- Overall Length
- 2 1/2 in, 3 3/16 in, 3 1/4 in
- Flute Length
- 1 1/2 in, 2 in, 2 3/16 in
- Number Hole Sizes
- 17
- Maximum Hole Size
- 3/4 in
- Shank Diameter
- 1/4 in, 3/8 in
- Largest Drill Bit Size
- 3/4 in
- 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 10502cb is a set of three step drill bits made from cobalt alloy steel, designed for use in drilling fractional-inch holes within the specified size range from 1/8 inch up to 3/4 inch. These bits feature a single flute and a speed point tip with a 135-degree point angle for use in drilling fractional-inch holes within the specified size range. The bits are intended for drilling in materials including aluminum, brass, copper, wood, plastic, stainless steel, and steel. Each bit has a hex-shaped shank with a three-flat straight design for compatibility with standard drill chucks.
Key Features:
- Set includes three step drill bits covering 28 hole sizes ranging from 1/8 inch to 3/4 inch in the stated step increments of 1/32 inch and 1/16 inch.
- Step thicknesses of 5/32 inch and 3/8 inch have step thicknesses of 5/32 inch and 3/8 inch for the specified drilling depth range.
- Overall bit lengths range from 2 1/2 inches to 3 1/4 inches, with flute lengths between 1 1/2 inches and 2 3/16 inches.
- Shank diameters available in 1/4 inch and 3/8 inch, with hex size of 1/4 inch for secure chuck engagement.
- Black oxide finish for surface treatment.
- Drill bit sizes included include step increments of 1/32 inch and 1/16 inch from 1/8 inch to 3/4 inch.
- Packaged as a blister pack with each piece designed for fractional inch measurements.
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