[DETAIL] Features: 1. It has strong toughness and wear resistance 2. Incision resistance are small, increase the opening speed, long service life 3. Industrial grade Coated Carbide Point with 4 Cutting edges 4. Can be installed in the hand drill, electric drill 5. Suitable for Ceramics, granite, tiles, stone, wood, plastic,concrete wall to drilling hole Specifications: Material: Alloy Bit Type: Tile & Glass Drill Bit Coated: Titanium Drill diameter: 3mm/4mm / 5mm / 6mm / 8mm / 10mm / 12mm Package Includes: 1 pack Drill Bit [ATTRIBUTES] - Hign-concerned Chemical: None - Brand Name: oudisi - Origin: Mainland China - Hign-concerned Chemical: None - Brand Name: oudisi - Origin: Mainland China - is_customized: Yes - Model Number: 3/4/5/6/8/10/12mm - DIY Supplies: Metalworking - Material: Diamond - Type: Twist Drill Bit - Use: Metal Drilling