High Quality Carbide Tip: it is used with professional quality Carbide Tip , which will be used for drilling on brick, stone and concrete materials. The hardness of materials can be C45;
Outstanding performance of drilling holes: Automatically welded Carbide Tip is much more than common ones;
Auto welding Processing: the Automatically Welded carbide tip will not easy to go dropping. It can avoid loose welding or missed welding compared with labor welding and high frequency welding ways;
Optimized brazing and hardening process for long life;
carbide tip is tougher and more durable under heavy loads.