
The YATO step drill 10-45 mm is designed for professional drilling in stainless steel, structural steel, cold rolled steel, non-ferrous metals, sheet metal, and plastic. Its HSS 4241 body, titanium nitride coating, and stepped 8-rung profile support clean, controlled hole making across multiple diameters.
Key Features
- Multi-Size Drilling: Produces stepped hole diameters from 10 mm to 45 mm in one drill bit.
- Wide Material Use: Designed for high-quality stainless steel, structural steel, cold rolled steel, non-ferrous metals, steel sheets, and plastic.
- Durable Construction: Made from HSS 4241 high-speed steel with a titanium nitride coating to increase drill bit life.
- Clean Hole Edges: Designed to leave drilled hole edges clean and burr-free.
- Stable Drilling: Automatic centering supports use on rounded and slippery surfaces.
- Efficient Chip Removal: Two spiral flutes help dissipate excavated material and support rapid heat dissipation in hard materials.
- Torque Transfer: Shank with three flat surfaces supports maximum torque transfer.
Technical Specifications
| Parameter |
Value |
| Brand |
YATO |
| Category |
Step drill bits and sets |
| SKU |
100006-0001 |
| Model |
YT-44742 |
| Material |
HSS 4241 high-speed steel |
| Surface Finish |
Titanium nitride coating |
| Application |
High-quality stainless steel, structural steel, cold rolled steel, non-ferrous metals, steel sheets, plastic |
| Diameter Steps |
10, 15, 20, 25, 30, 35, 40, 45 mm |
| Rung Quantity |
8 |
| Length |
100 mm |
| Working Length |
75 mm |
| Maximum Cutting Capacity |
4 mm |
| Toolholder Type |
Triangle |
| Flutes |
2 spiral flutes |
| Shank |
3 flat surfaces |
| Weight |
0.371 kg |
| Package Dimensions |
18.0000 × 8.5000 × 5.0000 cm |
| Unit Of Measure |
PCS |
Package Contents
- 1 × YATO step drill 10-45 mm