Diamond Glass Drill Bit Set - 28PCS Electroplated Hole Opener for Glass

Product Description

?Features:
- Good performance and long life.- Can be used with a standard electric drill.- Works better with a electric drill.(Not Included in the item).- Always use lubrication (water ), otherwise the diamond core drill will burn.- Excellent for making clean and accurate hole on glass marble, tile or granite.- When cutting hard materials it is important to ensure the cutter is kept cool to avoid damage to the material being drilled and premature wear of the cutter.
Specification:
Material: Electroplated diamondProduction Process: ElectroplatingColor: SiliverHole Diameter: 6mm/8mm/10mm/12mm/14mm/16mm/18mm/20mm/22mm/25mm/28mm/30mm/35mm/40mm/45mm/50mm
Package Included:
28 x Diamond Coated Drill Glass Ceramic Hole Saw
Notes:
1. Manual measuring, please allow 1 ~ 3 mm error,thank you.2. Please add cooling water, in order to prolong the life of hole saw drill.
Detail Pictures: