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Product Specifications:
| Item | Step Drill Bit |
| Decimal Equivalent | 0.875 |
| Drill Bit Size Included | 7/8" |
| Finish | Black Oxide |
| Finish-machining | Black Oxide |
| Impact Rated | No |
| Length | 1.812" |
| Material | High Speed Steel |
| Material-machining | High Speed Steel |
| Max. Hole Size | 7/8" |
| Measurement System | Fractional Inch |
| Mfr. Series | UNIBIT Series |
| Min. Hole Size | 7/8" |
| No. Of Hole Size | 1 |
| Overall Length | 1 13/16" |
| Primary Material Application | Aluminum, Brass, Copper, Laminate, Plastic, Steel, Wood |
| Shank Dia. | 3/8" |
| Shank Hex Size | 1/4" |
| Shank Type | Hex |
| Shank Type-machining | Hex |
| Step Increments | 5/32" |
| Sub-brand | Unibit |
| System Of Measurement | Imperial |
Shipping Info:
| Ship weight (kg) | 0.06 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 4.6 |
| Ship width (cm) | 2.54 |
| Country of Origin | US |
Product Variants
| Product | Model | No. Of Hole Size | Max. Hole Size | Min. Hole Size | Shank Type-machining | Decimal Equivalent | Step Increments | Material | Material-machining | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
10502ZR | 17 | 3/4" | 1/8" | Straight With Three Flats | 0.125, 0.1563, 0.1875, 0.2188, 0.25, 0.2813, 0.3125, 0.3438, 0.375, 0.4063, 0.4375, 0.4688, 0.5, 0.5625, 0.625, 0.6875, 0.75 | - | High Speed Steel | High Speed Steel | €154.05 | |
![]() |
11105ZR | 13 | 35 mm | 5 mm | Straight With Three Flats | 0.1969, 0.2953, 0.3937, 0.5118, 0.6299, 0.748, 0.8268, 0.9055, 1.0236, 1.1417, 1.2205, 1.2992, 1.378 | 2 mm | High Speed Steel | High Speed Steel | €171.54 |
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IRWIN INDUSTRIAL TOOLS 10311ZR Step Drill Bit, 1 Hole Sizes, 5/32 Inch Step Increments, 1/4 Inch Shank Hex Size
€64.09 /unit


