HSS step drill with starter point for drilling from small to large diameters without pre-drilling.
Designed for thin sheet materials, with chip breaker technology for burr-free drilling and smooth cutting.
Provides no work hardening and features graduated drill sizes for easy hole adjustment.
Suitable for steel sheets, non-ferrous metals and plastics.
| Model | Item No. | Star Rating | Specification | Shank Type | Material | Hardness | Surface Treatment |
| AMED17-0412 | 200301101000 | Four Stars | 4mm-12mm | Hex Shank | M2 | HRC64-66 | TiAlN Coating |
| AMED17-0420 | 200301201000 | Four Stars | 4mm-20mm | Hex Shank | M2 | HRC64-66 | TiAlN Coating |
| AMED17-0432 | 200301301000 | Four Stars | 4mm-32mm | Triangular Shank | M2 | HRC64-66 | TiAlN Coating |
| AMED17-0936 | 200301401000 | Four Stars | 9mm-36mm | Triangular Shank | M2 | HRC64-66 | TiAlN Coating |
