4-12mm Diamond Drill Bits Hole Saw Set for Tile Concrete Brick Glass Ceramic Wood Metal Stone Woodworking Tools

Carbide steel material is preferred, which is harder than ordinary drill bits and more resistant to wear.Four-blade design, small incision resistance and small incision resistance, precise and effortless punching.The surface of the drill body is treated by centerless grinding, and the chip removal is smoother.The shank of the drill bit is cut into a solid hexagon, which makes the electric drill clamping more secure and the drill hole less slippery.Uses: glass, ceramics, vitrified tiles, all-ceramic tiles, brick walls, wood, plastic.Specification:Name: Multi-function triangle drillMaterial: CarbideColour: BlackSize: 4mm/5mm/6mm/8mm/10mm/12mm(optional)Features: Carbide, versatileCompatible equipment: lithium drill/hand drill/bench drillPackage list:1 Pcs multi-function triangle drillNote:Lithium electric drills lower than 24V are not recommended for use, and they cannot be scored without sufficient strength.When perforating walls, you must change the position of the rebar, otherwise it will cause the edge to collapse.Vitrified tiles, all-ceramic tiles, and granite need to be cooled with water.No need for shaking or reducing friction, capable of withstanding heavy-load operations, making the cutting process smoother

• Carbide steel material is preferred, which is harder than ordinary drill bits and more resistant to wear.
• Four-blade design, small incision resistance and small incision resistance, precise and effortless punching.
• The surface of the drill body is treated by centerless grinding, and the chip removal is smoother.
• The shank of the drill bit is cut into a solid hexagon, which makes the electric drill clamping more secure and the drill hole less slippery.
• Uses: glass, ceramics, vitrified tiles, all-ceramic tiles, brick walls, wood, plastic.
• It is convenient to carry. The drill bit is placed in a plastic box, which makes it easy to store and carry .