- Package Includes: 6 Pcs Of Dry Diamond Drill Bits With Different Drilling Diameters, Including 2 Pc 1/4″ (6mm), 1 Pc 5/16″ (8mm), 1 Pc 3/8″ (10mm), 1 Pc 1/2″ (12mm), 1 Pc 9/16″ (14mm),And 1 Pc 5/8″ (16mm) ; Ample Quantities, Various Diameters Can Meet Your Different Needs
- Durable: The Round Shank Diamond Drill Bit Set Is Made Of Cemented Carbide Tips With A Sealed Cooling Wax Inside, Which Melts And Cools The Cutting Face When Dry Drilling; Water Can Be Used As An Additional Coolant To Extend The Life Of The Drill
- Widely Compatibility: The Black Diamond Drill Is Designed With A Round Shank, Compatible With Most Machines Such As Hand Drills And Bench Drills
- Widely Applicable: Dry Diamond Drill Set Can Be Used For Drilling Of Hard Materials, Especially Suitable For Tiles, Porcelain, Granite, Ceramics, Marble, Bricks, Etc. Note: Not Suitable For Wood And Tempered Glass
- Easy to Carry and Use: The Black Round Shank Diamond Drill Comes With A Storage Bottle, Which Is Easy To Carry And Store