| Brand Name | DMTOOLS |
| Tool Includes | Electric Drill, Step Drill |
| Application | DIY, Metal drilling |
| Dimensions | Customize |
| Standard | DIN338 |
| Materal | M35 |
| Shank | Straight Shank |
| Product Name | Step Drill Bit sets |
| Flute | spiral flute |
| Material | High Speed Steel, HSS 4241/4341/6542 |
| Surface | Titanium coated/Bright Finished |
| Size | 4-32mm, 4-20mm, 4-12mm |
| Hardness | HRC62-65 |