Product description
Material: 65Mn
Size: 60-73-80mm
Features:
- Quenched by 65Mn and hardness up to HRC42-45, which is several times than normal without heat-treatment
- Head is with blunt teeth, and extremely sharp, can drill in wood, chipboard and more, quickly and efficiently
- Depth and speed of opening hole is higher than that of normal material
- Aluminum plate uses aluminum alloy, safe and durable
Quenched by 65Mn and hardness up to HRC42-45, which is several times than normal without heat-treatment
Head is with blunt teeth, and extremely sharp, can drill in wood, chipboard and more, quickly and efficiently
Depth and speed of opening hole is higher than that of normal material
Aluminum plate uses aluminum alloy, safe and durable