product description:
------🇺🇸 WORTOOL 🇺🇸------ Product Name: Diamond Coated Hole Saw Drill Bit Set.
Material: Diamond alloy
Drill chuck: 10 mm
Shank: Round shank
Color: Silver
Surface treatment: Silicon carbide coating
Features: • 100% Brand new and high quality.
• Diamond dust hole saw for any power drill to cut round holes in glass, and other materials
• Nickel-plated with a diamond dust coating offers superior performance and cutting strength.
• Clean and accurate holes.
• For use on wood, porcelain, glass, tile, ceramics and other surfaces
Applicable Workpiece: Suitable for Stone, Tiles, Ceramics, Glass and Granite, etc Processing.
Package Included: Diamond Coated Hole Saw Drill Bit Set
4mm / 6mm / 8mm / 10mm / 12mm / 14mm / 16mm / 18mm / 20mm / 22mm / 25mm / 26mm / 28mm / 30mm / 40mm / 50mm
Directions for use: First, 45 degrees of bevel to drill positioning, and then the vertical drilling, need light pressure and rotational speed is slow.In the beginning and the end of the time, should control electric drill speed at about 800-1000.Needed add water operation in the drilling hole process , can improve the service life of the product.
Note: • The toughened glass can not use this product.
• Prohibited not add water to drill hole.
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