HIGHDRIL Diamond Vacuum Brazed U-groove Tooth Shape Drilling bits with M10 Thread for Ceramic Granite Marble Dia 6-100mm

ITEM:  Diamond Vacuum Brazed M10 Drilling Bit Quantity: 1pc only Specification:  Brand Name:HIGHDRIL Certification:CE Certification Origin:China Diamond Mesh:#35/#40 Technology:Diamond Vacuum Brazed Is_customized:Yes Working Length:10mm Total Length:60mm Diameter:6/8/10/12/15/16/18/20/30/35/40/50/60/70/80/90/100mm Application: Dry/wet drilling for porcelain tile, granite, marble, stone, Masonry, brick.. Feature:              1. It adopts vacuum brazing technology to produce, which greatly improves the working life, saves costs and is cost-effective;              2. The perfect combination of high-quality steel body and high-quality diamond, drilling is fast and stable, and feels good;              3. 6-10mm internal wax cooling, dry drilling without water; When drilling, the wax will melt to lubricate and cool the drilling surface;               4. U-groove tooth shape is sharper, improves product performance and facilitates the discharge of debris;              5. Minimize the dam