FREE delivery on orders over €150
Product Specifications:
| Item | Step Drill Bit |
| Bit Length | 3" |
| Decimal Equivalent | 0.5625, 0.625, 0.6875, 0.75, 0.8125, 0.875, 0.9375, 1 |
| Design | Ensures True Starts Without Walking Even On Curved Surfaces |
| Drill Bit Size Included | 9/16", 5/8", 11/16", 3/4", 13/16", 7/8", 15/16", 1" |
| Finish | Bright |
| Finish-machining | Black Oxide |
| Impact Rated | No |
| Material | High Speed Steel |
| Material-machining | High Speed Steel |
| Max. Drilling Depth | 1/8" |
| Max. Hole Size | 1" |
| Measurement System | Fractional Inch |
| Min. Hole Size | 9/16" |
| No. Of Flutes | 1 |
| No. Of Hole Size | 8 |
| Number Of Hole Sizes | 8 |
| Overall Length | 2 7/16" |
| Primary Material Application | Aluminum, Brass, Copper, Laminate, Plastic, Steel, Wood |
| Series | UNIBIT Series |
| Shank Dia. | 3/8" |
| Shank Size | 7/16" |
| Shank Type | Hex |
| Shank Type-machining | Straight With Three Flats |
| Size | 9/16" to 1" |
| Size Included | 1", 11/16", 13/16", 15/16", 3/4", 5/8", 7/8", 9/16" |
| Size Range | 627445 |
| Step Increments | 1/16" |
| Step Thickness | 1/8" |
Shipping Info:
| Ship weight (kg) | 0.11 |
| Ship height (cm) | 3.3 |
| Ship length (cm) | 6.19 |
| Ship width (cm) | 7.37 |
| HS code | 8207506000 |
| Country of Origin | US |
Product Details:
- Sub-Brand: IRWIN UNIBIT
Product Variants
| Product | Model | No. Of Hole Size | Max. Hole Size | Min. Hole Size | Drill Bit Size Included | Finish-machining | Shank Type-machining | Finish | Size | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
UNIBIT 1 | 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" | Black Oxide | Hex | Bright | 1/8" to 1/2" | €45.77 | |
![]() |
UNIBIT 3 | 9 | 3/4" | 1/4" | 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4" | Black Oxide | Straight With Three Flats | Bright | 1/4" to 3/4" | €82.47 | |
![]() |
UNIBIT 2 | 6 | 1/2" | 3/16" | 3/16", 1/4", 5/16", 3/8", 7/16", 1/2" | Black Oxide | Hex | Bright | 3/16" to 1/2" | €45.77 | |
![]() |
UNIBIT 10 | 1 | - | - | - | - | - | Bright | 1/2" | €45.25 | |
![]() |
UNIBIT 11 | 1 | 7/8" | 7/8" | 7/8" | Black Oxide | Straight With Three Flats | Bright | 7/8" | €60.33 | |
![]() |
UNIBIT 13 | 1 | 1 1/8" | 1 1/8" | 1 1/8" | Black Oxide | Straight With Three Flats | Bright | 1.125" | €117.72 | |
![]() |
10239 | 2 | 1 1/8" | 7/8" | 7/8", 1-1/8" | Black Oxide | Straight With Three Flats | Steam Oxide | 7/8" to 1 1/8" | €154.04 |
Explore Products
- EATON STS361UD3 Shunt Trip Safety Switch, 30A, 3-Pole, 600 Vac, 250 Vdc, 120 Vac, Non-Fusible, 600 V
- CHICAGO-LATROBE 47515 Jobber Length Drill Bit, 3/8 Inch Size Size, 5 Inch Overall Length
- QORPAK GLC-01908 Bottle Narrow 2 Oz Boston Round
- SMC VALVES VH201-N02-R Hand Valve, 1/4 Port Size
- GROVE GEAR GRL8322094.00 Reducer, 3-Piece Coupled Input Output Shaft Right Worm Gear
- DDS 88.9107.9512.7SC Rotary Shaft Oil Seal, Sc, Nitrile, 3.5 Inch ID, 4.25 Inch Od, 0.5 Inch Width
- METRO 54P-4 Shelf Post Starter H 54 inch Chrome
- SPEARS VALVES 3301-7952P Tee, Gasket, 125 PSI, PIP, 18 x 15 Size, PVC
Explore More
- AIRSEPT
- HAM-LET
- KEYSHAFT
- PRINCE
- LIEBERT
- Box I-Beam and Torpedo Levels
- Wall Corner Guards
- Portable Cord
- Gas Heater Accessories
- Air Cable Balancers
- REESE Pintle Hook Mounting Plates
- LOC-LINE Acid Resistant NPT Connectors
- COLDER PRODUCTS COMPANY PLC Series Coupling Inserts, Acetal
- ANVIL 260SSG Series Stainless Steel Adjustable Clevis Hangers
- ANVIL 2858 Series Buttweld Lateral Anvilets, Extra Strong
- MARTIN SPROCKET Double Head Open End Wrenches, Industrial Black
- APPROVED VENDOR 1/4"-20 Fully Threaded Standard Phillips Pan Zinc Plated Steel Rounded Machine Screws
- NTN Pillow Block Ball Bearings
- BOSTON GEAR 6 Diametral Pitch Cast Iron Spur Gears, 20 Degree Pressure Angle
- BRENNAN INDUSTRIES 7002 MJ-MBSPP B2351 Straight Conversion Adapters
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 UNIBIT 20 Hss Step Drill Bit 9/16-1 Inch Step 1/8
€94.06 /unit
