Specification Brand : Walfront BulletPoint1 : [DRILL PERFECT HOLES WITH EASE] These core bits allow for precise and clean drilling on tiles and other materials, eliminating the need for water. BulletPoint2 : [VERSATILE FOR MULTIPLE MATERIALS] From marble to plastics, this hole saw kit covers a wide range of applications, making it an essential tool for any professional or DIYer. BulletPoint3 : [COMPATIBLE WITH COMMON ANGLE GRINDERS] Designed to fit all standard angle grinders, ensuring seamless integration with your existing tools and equipment. BulletPoint4 : [EXCEPTIONAL TOOL LONGEVITY] Developed using a special vacuum brazing process, this drill bit offers extended durability, providing reliable performance over time. BulletPoint5 : [HANDY & ORGANIZED] Get a complete set of six drill bits ranging from 20mm to 68mm, neatly organized in a storage box for easy access and hassle- storage. CompatibleMaterial1 : Stone CompatibleMaterial2 : Marble CutType : Corner Radius, .008" radii EndCutType : .100" depth of cut ItemName : Tile Hollow Core Drill Hand Tools Hardware Set 20-68mm M14, Perfect for Marble, Granite, and Roof Ceramics ItemPackageDimensions_Height : 10 centimeters ItemPackageDimensions_Length : 18 centimeters ItemPackageDimensions_Width : 17 centimeters ItemShape : Right Hand ItemTypeKeyword : core-drill-bits Manufacturer : WALFRONT Material : Uncoated carbide ModelName : WALFRONTocbu6sg12y ModelNumber : WALFRONTocbu6sg12y NumberOfItems : 3 PartNumber : WALFRONTocbu6sg12y ProductDescription : 1. [DRILL PERFECT HOLES WITH EASE] These core bits allow for precise and clean drilling on tiles and other materials, eliminating the need for water. 2. [VERSATILE FOR MULTIPLE MATERIALS] From marble to plastics, this hole saw kit covers a wide range of applications, making it an essential tool for any professional or DIYer. 3. [COMPATIBLE WITH COMMON ANGLE GRINDERS] Designed to fit all standard angle grinders, ensuring seamless integration with your existing tools and equipment. 4. [EXCEPTIONAL TOOL LONGEVITY] Developed using a special vacuum brazing process, this drill bit offers extended durability, providing reliable performance over time. 5. [HANDY & ORGANIZED] Get a complete set of six drill bits ranging from 20mm to 68mm, neatly organized in a storage box for easy access and hassle- storage.