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Product Specifications:
| Item | Step Drill Bit |
| Bit Length | 3 1/8" |
| Decimal Equivalent | 0.1875, 0.25, 0.3125, 0.375, 0.4375, 0.5 |
| Drill Bit Size Included | 3/16", 1/4", 5/16", 3/8", 7/16", 1/2" |
| Finish | Steam Oxide |
| Finish-machining | Black Oxide |
| Impact Rated | No |
| Material | Cobalt |
| Material-machining | Cobalt Alloy Steel |
| Max. Drilling Depth | 5/16" |
| Max. Hole Size | 1/2" |
| Measurement System | Fractional Inch |
| Min. Hole Size | 3/16" |
| No. Of Flutes | 1 |
| No. Of Hole Size | 6 |
| Number Of Hole Sizes | 6 |
| Overall Length | 3 1/4" |
| Primary Material Application | Aluminum, Brass, Copper, Hardened Steel, Laminate, Plastic, Stainless Steel, Steel, Wood |
| Series | UNIBIT Series |
| Shank Hex Size | 1/4" |
| Shank Size | 1/4" |
| Shank Type | Hex |
| Shank Type-machining | Hex |
| Size | 3/16" to 1/2" |
| Size Included | 3/16", 1/4", 5/16", 3/8", 7/16", 1/2" |
| Size Range | 627142 |
| Step Increments | 1/16" |
| Step Thickness | 1/16" |
Shipping Info:
| Ship weight (kg) | 0.05 |
| Ship height (cm) | 3.05 |
| Ship length (cm) | 8.26 |
| Ship width (cm) | 7.37 |
| HS code | 8207506000 |
| Country of Origin | US |
Product Details:
- Sub-Brand: IRWIN UNIBIT
Product Variants
| Model | No. Of Hole Size | Max. Hole Size | Min. Hole Size | Drill Bit Size Included | Material-machining | Shank Type-machining | Max. Drilling Depth | Bit Length | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| 10231cb | 13 | 1/2" | 1/8" | 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" | Cobalt Alloy Steel | Hex | 1/8" | 3 1/8" | €81.41 | |
| 10233cb | 9 | 3/4" | 1/4" | 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4" | Cobalt Alloy Steel | - | 1/8" | 2 3/4" | €139.79 | |
| 10234cb | 12 | 7/8" | 3/16" | 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8" | Cobalt | Straight With Three Flats | 1/8" | 3 1/4" | €157.28 | |
| 10239cb | 2 | 1 1/8" | 7/8" | 7/8", 1-1/8" | Cobalt | Straight With Three Flats | 1/8" | 3 1/8" | €226.09 | |
| 10220cb | 8 | 1" | 9/16" | 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1" | Cobalt Alloy Steel | Straight With Three Flats | 1/8" | 3" | €156.41 |
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IRWIN INDUSTRIAL TOOLS 10232cb Cobalt Step Drill Bit 3/16-1/2 Inch x 1/16
€78.79 /unit
