America Hello Triangular Drill Hole Opener Spear Head Ceramic Tile Glass Marble Drill Bits (16mm )

Description

Description： - Adopt of cemented carbide tool bit - Carbide spear point with uniquely sharpened edges for easy penetration in glass, mirrors, ceramics and other hard brittle materials like stucco - Cuts perfectly round holes without chipping or breaking the material - The drill hole is smooth and complete, it won't produce shock phenomenon, easy to position - Small incision resistance,can improve working speed and easy to operation. - Use for Ceramic Tiles, Mirror and Glass. - For use with drills that have a 3/8" or larger chucks - Drill size: 4mm /5mm/ 6mm / 8mm / 10mm/12mm/14mm/116mm - Material: cemented carbide - Note: Drill Bits Only! Electric drill not included! Package include： 1 x Mirror Ceramic Tile Glass Drill Bits