1Scope of application: Used for drilling, applicable to ceramic tiles, glass, plastic, wood floors, wall, etc. 2Applicable equipment: Suitable for ordinary pistol drill 3Made of Cemented Carbide, high hardness, good wear resistance and durability. 4Hardened cutting edge effectively extends drill bits service life. 5Effectively improve working efficiency, saving time and labor. Features: 1. Scope of application: Used for drilling, applicable to ceramic tiles, glass, plastic, wood floors, walls, etc. 2. Applicable equipment: Suitable for ordinary pistol drill 3. Made of Cemented Carbide, high hardness, good wear resistance and durability. 4. Hardened cutting edge effectively extends drill bits service life. 5. Effectively improve working efficiency, saving time and labor. Specification: Condition: 100% Brand New Item Type: Twisted Drill Bits Material: Cemented Carbide Quantity: 10pcs, 5pcs(optional) Diameter: 6mm / 0.2in, 8mm / 0.3in, 10mm / 0.4in, 12mm / 0.5in (optional) Optional Specification: Twist Slotted6mm10pcs Twist Slotted8mm10pcs Twist Slotted10mm5pcs Twist Slotted12mm5pcs Package List: 1 x Twisted Drill Bits Set Note: 1. Please allow slight error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.