Specification Brand : Firearth BulletPoint1 : Wide range of uses: Masonry drill bit set, industrial strength carbide drill bit tip, excellent abrasion resistance, make the drilling much more easier. this cement drill bits can easily penetrate various material (glass, ceramic, cement, wood, brick, travertine, hard plastic, etc.) BulletPoint2 : Package Included: 6 Pcs drill bit set(4 5 6 8 10 12mm), there are 6 differenct cement drill bit sizes, that will help in drilling by starting with the smallest bit and continuing to the size needed. BulletPoint3 : PROFESSIONAL MASONRY BIT:Masonry drill bits, ideal for drilling fastner holes in bathroom tiles, ceramic drill bits for pots, or wall mirrors, can easily drill holes on tile, concrete, brick, glass, ceramic, wood, and reduces breakout, please cooling with water and control the speed when drilling. BulletPoint4 : High working efficiency: neat and smooth hole opening, no broken edges, no vibration phenomenon. Small cutting resistance improves the speed of opening, easy to decorate after grooving, and easy chip removal. BulletPoint5 : If you need more drills, please contact us. ItemName : Masonry & Cement Tile Drill Bit, Professional Drill Bit Set (6PCS) for Glass/Brick/Plastic/Cement/Wood/Tile, Industrial Strength Carbide Drill Bit Tip, 4 5 6 8 10 12mm ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 47 centimeters ItemPackageDimensions_Width : 4 centimeters ItemTypeKeyword : masonry-drill-bit-sets Manufacturer : Firearth ModelNumber : ICRPSTUmsz05c7f2h NumberOfItems : 6 PartNumber : KKZ017244 ProductDescription : 1. EXCELLENT PERFORMANCE: The impact drill bit has a 6 flutes self centering cemented carbide tip, which ensures fast cutting speed and longest service life. It has good comprehensive mechanical properties, good low temperature impact toughness, and good cutting performance. The 6 flutes optimize the removal of drilling chips. 2. EXTENDING SERVICE LIFE: Our optimized design of concrete drill bits allows materials to quickly exit the hole while keeping the concrete hammer drill bit cool. 3. FINE WORKMANSHIP: This drill bit is well crafted with fine threads and standard connectors, that ensure a tight fit with your equipment, choose with confidence! 4. APPLICABLE MATERIALS: This hammer drill bit is used for operations on concrete, masonry, stone, gypsum, etc. 5. EASY TO INSTALL: Comes with a small size and a lightweight as well, this drill bit is easy to install and can be put into use soon.