Supply all kinds of drills for different rotary tillers and tillers..
1. Material: 65Mn or 60Si2Mn (Sup6)
2. Process: forged
3. Heat treatment: normalised-hardened & tempered
4. Hardness: 40-50HRC
5. Working hours: 300-400.
6. Features: professional production process with smooth surface
You may send your drawings or samples for accurate offers. Surely we can product as per your requirements.