




⚡ Drill Smarter, Not Harder — The Ultimate Step-Up for Pros
The IRWIN 10234 Step Drill Bit offers 12 precise hole sizes from 3/16" to 7/8" in one tool, crafted from heat-treated high-speed molybdenum steel for exceptional durability. Its SpeedPoint tip ensures faster, walk-free drilling in thin materials like metals and plastics, while the 3/8" hex shank guarantees a secure, slip-resistant fit in your drill. Perfect for professionals seeking efficiency and reliability in every project.






| Manufacturer | IRWIN |
| Part Number | 10234 |
| Item model number | 10234 |
| Size | #4 (3/16-7/8") |
| Colour | Silver |
| Style | High Speed Steel |
| Finish | Black Oxide |
| Material | Alloy Steel |
| Shape | Shape |
| Thickness | 1 Inches |
| Item Package Quantity | 1 |
| Number of Pieces | 1 |
| Cutting Diameter | 2.5 Inches |
| Tool tip description | 118 Degree |
| Measurement System | Inch |
| Included Components | STEP DRILL #4 3/16-7/8" 12 SZ |
| Batteries included? | No |
| Batteries Required? | No |
| Assembled Diameter | 2.5 Inches |
| Item Weight | 0.28 g |
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