Specification Brand : JeeynoTols BulletPoint1 : 【High Durable & Efficiency】 High-quality diamond grains and vacuum brazed technology provides high efficient working performance/Faster Drilling Speed/Longer Service Life. Treated by special high-temperature resistant process, can be used directly dry drilling,also with water to extend service life. BulletPoint2 : 【High Precision & Clean Cuts】 U-Grooves design fast chip removal, high-temperature resistant process allowing for greater accuracy in drilling and englarge/beveling/shaping existing holes. BulletPoint3 : 【More Versatility & Convenience】 With a diamond drill bit set, you have a Range of sizes and types to tackle different projects and materials,save money. BulletPoint4 : 【Recommended Machine】 With 5/8-11 thread, Recommended Speed 6000RPM; Triangle Adapter for electric drill, recommended speed 2000-5000RPM; Faster the RPM, longer the bit's working life; Hammer drill,you can use SDS Adapter but have to shut down hommer moder when using these bits; BulletPoint5 : 【Package Content】 6PCs Drill Bit:Diameter 1/4",1/4",1",1-3/8",2",2-1/2"(6/6/25/35/50/65mm) with 5/8-11 thread, 1PC Diamond Beveling Chamfer Bit:2"(50mm)with 5/8-11 thread, Adapters:1pc 5/8-11 Thread to SDS Plus Shank and 1pc 5/8-11 thread to Triangle Shank. In a Useful Box to Keep them Together and Easy to Find BulletPoint6 : Suitable for dry/wet drilling Porcelain Ceramic Tile Marble Granite, etc. Diamond core drill bits for drilling holes. Beveling chamfer bit and finger milling bit for shape, enlarge and round bevel existing holes. Hex or SDS adapter could change the connection of diamond bits from 5/8''-11 thread to hex or sds Color : Blue CompatibleMaterial : Alloy Steel ExternallyAssignedProductIdentifier : 9874929445539 ExternallyAssignedProductIdentifier1 : 0609053672969 ExternallyAssignedProductIdentifier2 : 609053672969 FinishType : Diamond GpsrSafetyAttestation : 1 IncludedComponents : 9PCs ItemName : 9pcs Hole Saw Diamond Drill Bits 1/4",1",1-3/8",2",2-1/2" Drill bit & 2" 50mm beveling Chamfer bit & 2pcs adapters,for Ceramic Marble Porcelain,Tile bit Title Tools tilesaw,Diamond core Drill bit kit ItemPackageDimensions_Height : 8.2042 centimeters ItemPackageDimensions_Length : 1.7018 centimeters ItemPackageDimensions_Width : 5.8928 centimeters ItemPackageQuantity : 7 ItemTypeKeyword : hole-saw-sets Manufacturer : JeeynoTols Material : Diamond Material1 : Diamond Material2 : Carbide ModelNumber : D02015801-02H2 NumberOfFlutes : 2 NumberOfItems : 2 NumberOfPieces : 7 PackageLevel : unit PartNumber : D02015801-02H2 ProductDescription : 9pcs Hole Saw Diamond Drill Bits 1/4",1",1-3/8",2",2-1/2" drill bit, tool box & 2"50mm beveling chamfer bit & 2pcs adapters,for Ceramic tile Marble Porcelain,tile bit title tools tilesaw,diamond core drill bit kit ProductSiteLaunchDate : 2025-04-06T15:22:04.246Z Size : 1.5IN Style : Compact SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SurfaceRecommendation1 : Ceramic SurfaceRecommendation2 : Stone SurfaceRecommendation3 : Fabric SurfaceRecommendation4 : Glass UnitCount : 1 UnspscCode : 27112845