Specification Brand : JIECHENG BulletPoint1 : 【How to use】This set of glass drilling bits is used with standard electric drills. When using, it needs to add water to lubricate the surface of the material, which has a certain heat dissipation function. If water is not lubricated before use, the diamond core drill will burn. Also, keep the drill bit straight when drilling. BulletPoint2 : 【Good material】Our hole saw bits are made of high quality metal with high hardness. It has a diamond coating on its surface, which improves its wear resistance. There is emery on the drill bit, which will not drop sand during drilling, and is durable. BulletPoint3 : 【Widely used】This diamond coated coring bit is round opening, suitable for use in many materials, such as glass, tile, marble, granite, ceramic, quartz stone or other materials, can open a smooth and complete on these stone slabs round and requires only water for lubrication to use this drill. BulletPoint4 : 【Multiple Sizes】The kit includes ten hole saw bits, with hole sizes of 3mm/0.12 inches, 4mm/0.16 inches, 5mm/0.20 inches, 6mm/0.24 inches, 8mm/0.31 inches, 10mm/0.39 inches, 12mm/0.47 inches inches, 18mm/0.71 inches, 32mm/1.26 inches, 50mm/1.97 inches, multiple sizes are available, there is always one that can meet your requirements. BulletPoint5 : 【After Sales Service】 Your satisfaction is our greatest pursuit, we are committed to providing customers with a pleasant shopping experience and satisfactory after-sales service. If you have any questions, please leave us a message. We will get back to you as soon as possible within the working day Color : A CompatibleMaterial : Metal CompatibleMaterial1 : Engineered Wood CompatibleMaterial2 : Plastic CompatibleMaterial3 : Metal CompatibleMaterial4 : Wood ExternallyAssignedProductIdentifier : 9037177559605 ExternallyAssignedProductIdentifier1 : 0769044571449 ExternallyAssignedProductIdentifier2 : 769044571449 ExternallyAssignedProductIdentifier3 : 00783310034780 FinishType : Finish GpsrSafetyAttestation : 1 IncludedComponents : inc ItemDisplayWeight : 2.45 pounds ItemName : Bimetal Hole Saw for Wood and Metal (3" (76mm) with Fixed Mandrel) ItemPackageDimensions_Height : 10.3886 centimeters ItemPackageDimensions_Length : 8.89 centimeters ItemPackageDimensions_Width : 9.7028 centimeters ItemPackageQuantity : 1 ItemShape : Hexagonal ItemTypeKeyword : hole-saw-sets Manufacturer : JIECHENG Material : metal ModelName : Greenlee ModelNumber : 889 NumberOfFlutes : 2 NumberOfItems : 1 NumberOfPieces : 7 PackageLevel : unit PartNumber : JC-B018 Pattern : Solid ProductDescription : This high-performance bi-metal hole saw is designed for versatility and durability, making it ideal for a wide range of drilling applications in wood, plastic, plywood, and thin metal sheets. With a 3-inch diameter, it creates precise holes up to 3 inches wide and a cutting depth of 1-1/4 inches, perfect for most general-purpose drilling tasks. A unique feature of this hole saw is its integrated valve and hole saw design, which prevents the hole opener from falling out during use. This enhances safety and efficiency while also reducing product costs. ProductSiteLaunchDate : 2022-10-07T13:43:50.409Z Size : Sizes 3/4" - 2-1/4" Style : Music SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SupplierDeclaredDgHzRegulation5 : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SurfaceRecommendation : Ceramic,Glass,Metal SurfaceRecommendation1 : Ceramic SurfaceRecommendation2 : Tile UnitCount : 1 UnspscCode : 27110000