•Can be installed in the hand drill, rechargeable drills
•Suitable for Ceramics, tiles, stone, wood, plastic,concrete wall to drilling hole
•Thickened and enlarged cemented carbide bit, with high hardness and durability.
• High-quality material, wear-resistant and impact-resistant.
•Double spiral chip removal, high-speed operation, prevent chip retention, high efficiency.
•Cross four-edged, faster and neater drilling, fine workmanship.