FREE delivery on orders over €150
Product Specifications:
| Item | Step Drill Bit |
| Bit Length | 3 1/4" |
| Decimal Equivalent | 0.1875, 0.25, 0.3125, 0.375, 0.4375, 0.5, 0.5625, 0.625, 0.6875, 0.75, 0.8125, 0.875 |
| Drill Bit Sizes Included | 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8" |
| Finish | Steam Oxide |
| Finish - Machining | Black Oxide |
| Impact Rated | No |
| Material | Cobalt |
| Material - Machining | Cobalt |
| Maximum Drilling Depth | 1/8" |
| Maximum Hole Size | 7/8" |
| Measurement System | Fractional Inch |
| Minimum Hole Size | 3/16" |
| Number Of Flutes | 1 |
| Number Of Hole Sizes | 12 |
| Overall Length | 2 7/8" |
| Primary Material Application | Aluminum, Brass, Copper, Hardened Steel, Laminate, Plastic, Stainless Steel, Steel, Wood |
| Series | UNIBIT Series |
| Shank Diameter | 3/8" |
| Shank Size | 3/8" |
| Shank Type | Hex |
| Shank Type - Machining | Straight With Three Flats |
| Size | 3/16" to 7/8" |
| Size Range | 3/16" to 7/8" |
| Size Range | 627143 |
| Sizes Included | 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8" |
| Step Increments | 1/16" |
| Step Thickness | 1/16" |
Shipping Info:
| Ship weight (kg) | 0.09 |
| Ship height (cm) | 3.05 |
| Ship length (cm) | 7.3 |
| Ship width (cm) | 7.37 |
| HS code | 8207506000 |
| Country of Origin | US |
Product Details:
- Sub-Brand: IRWIN UNIBIT
Product Variants
| Model | Number Of Hole Sizes | Drill Bit Sizes Included | Decimal Equivalent | Shank Hex Size | Minimum Hole Size | Bit Length | Shank Size | Step Increments | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| 10231cb | 13 | 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" | 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 | 1/4" | 1/8" | 3 1/8" | 1/4" | 1/32" | €81.41 | |
| 10232cb | 6 | 3/16", 1/4", 5/16", 3/8", 7/16", 1/2" | 0.1875, 0.25, 0.3125, 0.375, 0.4375, 0.5 | 1/4" | 3/16" | 3 1/8" | 1/4" | 1/16" | €78.79 | |
| 10233cb | 9 | 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4" | 0.25, 0.3125, 0.375, 0.4375, 0.5, 0.5625, 0.625, 0.6875, 0.75 | 3/8" | 1/4" | 2 3/4" | 3/8" | 1/16" | €139.79 | |
| 10239cb | 2 | 7/8", 1-1/8" | 0.875, 1.125 | - | 7/8" | 3 1/8" | 7/16" | 1/4" | €226.09 | |
| 10220cb | 8 | 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1" | 0.5625, 0.625, 0.6875, 0.75, 0.8125, 0.875, 0.9375, 1 | - | 9/16" | 3" | 7/16" | 1/16" | €156.41 |
Explore Products
- STAFFORD MFG 2N204 Shaft Collar, 2 Piece Split, Clamp Type, 2-1/4 Inch Bore, Nylon 6/6
- 80/20 40-6523 Linear Bearing, Brake Hole, 4 Slot, 75.1mm x 143.4mm x 50.1mm, Aluminum
- MARTIN SPROCKET SF 1-3/4 1/2 K
- DIXON 65056218WP2 Liqui-Fit Male Connector, Nylon, 1/2 Inch Tube O.D. x 3/8 Inch MNPTF
- GATES 9388-2067 Super HC Molded Notch Powerband V-Belt
- PEER CHAIN 43299 Sprocket, 5/8 Inch Size, Finished Bore, Hardened Teeth, Black Oxide
- MAIN FILTER INC. MF0581678 PT8954MPG Interchange Hydraulic Filter, Glass, 25 Micron Rating, Viton Seal, 6.02 Inch Height
- EDISON JDL110 Fuse, Class J, Current-Limiting, Time-Delay, 110A, 600 VAC, Knife Blade
Explore More
- AMERICAN TORCH TIP
- IRWIN INDUSTRIAL TOOLS
- KEYSHAFT
- BOSS GLOVES
- KECKLEY
- Grease Guns
- Storage Building Accessories
- Flame Resistant and Arc Flash Undergarments
- Miniature Pressure Switches
- Electric Scarifiers
- CONDOR Cowhide Leather Premium Gloves, Blue/Beige
- CONDOR Goatskin Leather Tan Driver Gloves
- KEO Combined Drills And Countersinks, Jig Bore Type, 60 Degrees Countersink Angle
- GLOBE SCIENTIFIC Diamond Essentials Bulk Narrow Mouth HDPE Bottles
- MADISON Close On Rise Ultra Low Level Liquid Switch
- BRADY Pipe Marker, Tempered Water
- MAIN FILTER INC. Interchange Hydraulic Filters, Wire Mesh, 125 Micron, BUNA Seal
- COOPER B-LINE Top Mount T Bar Fasteners
- BANJO FITTINGS Poly Micro Valves
Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
IRWIN INDUSTRIAL TOOLS 10234cb Cobalt Step Drill Bit 3/16-7/8 x 1/16
€157.28 /unit
