Specification Brand : LOZLIN BulletPoint1 : VERSATILE SIZE OPTIONS: Available in 3 diameters - 0.79 inch (20mm), 0.98 inch (25mm), and 1.38 inch (35mm) for various sink and drain installations BulletPoint2 : DIAMOND COATED: Features premium diamond grit coating (#35/40 and #80/100) for efficient drilling through quartz, marble, and stone surfaces BulletPoint3 : PRECISION DESIGN: 60-degree cutting angle with 2.56-inch total length provides optimal drilling performance and accuracy BulletPoint4 : UNIVERSAL FIT: 5/8"-11 thread connection ensures compatibility with standard power tools and drilling equipment BulletPoint5 : DURABLE CONSTRUCTION: Blue-coated metal body with 0.3-inch diamond segment height for extended drilling life Color : Multi ExternallyAssignedProductIdentifier : 9455221135337 ExternallyAssignedProductIdentifier1 : 768459929050 ExternallyAssignedProductIdentifier2 : 0768459929050 ExternallyAssignedProductIdentifier3 : 00008925171898 FinishType : Diamond Coated GpsrSafetyAttestation : 1 Hazmat1 : un 01 IncludedComponents : Diamond Core Drill Bits ItemName : LOZLIN 35mm Diamond Core Drill Kit - Professional Hole Saw for Quartz/Marble/Tile Countertops, Sink Drain & Basin Cutting, Heavy Duty Drilling Tools ItemPackageDimensions_Height : 6.5 centimeters ItemPackageDimensions_Length : 6.5 centimeters ItemPackageDimensions_Width : 3 centimeters ItemPackageQuantity : 1 ItemShape : Rectangular ItemTypeKeyword : core-drill-bits Manufacturer : Chuanxing Material : Carbon Structural Steel Material1 : Diamond Material2 : Alloy Steel Material3 : Blend Material4 : Blend Material5 : Blend ModelName : DMAPLA4510 ModelNumber : 1 NumberOfBoxes : 1 NumberOfFlutes : 2 NumberOfItems : 1 NumberOfPieces : 1 PackageLevel : unit PartNumber : TPZSDT Pattern : Solid PowerSourceType : hand_powered ProductDescription : Transform your kitchen renovation projects with this professional-grade diamond drill bit set designed specifically for quartz, marble, and stone countertops. The set includes three precision-engineered bits in 0.79", 0.98", and 1.38" sizes, perfect for creating sink drain holes and basin openings. Each bit features a unique 60-degree bevel design and vacuum-brazed diamond grit coating (#35/40 and #80/100) that ensures clean, precise cuts through hard surfaces. The bits measure 2.56" in total length with a 0.3" diamond-coated rim thickness, providing optimal cutting depth for most countertop applications. The 5/8"-11 threaded connection ensures compatibility with standard power tools. These durable blue-coated bits are specifically engineered for wet drilling applications, helping achieve professional results in kitchen and bathroom installations. For best results, use with proper cooling and at recommended speeds for your specific material. ProductSiteLaunchDate : 2025-01-06T02:50:50.582Z Size : 35mm Style : Classic SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SupplierDeclaredDgHzRegulation5 : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SurfaceRecommendation : Quartz, Marble, Tile, Stone Countertop UnitCount : 1 UnspscCode : 27110000