Specification Brand : ILOVETOOL BulletPoint1 : Product Name: Lapidary Diamond Drill Bits, Diamond Drill Bits for Stone Jewelry,Stone cutting bits BulletPoint2 : Head Diameter :2mm, Shank diameter:2.35mm (3/32") BulletPoint3 : Quantity in package:30 Pcs BulletPoint4 : Use with water as a lubricant. BulletPoint5 : NOTE:Not for Ceramic , Tile ,Glass . Color : Head Diameter:2.0mm CompatibleMaterial1 : Quartz, Granite, Marble CompatibleMaterial2 : Ceramic CompatibleMaterial3 : Glass CompatibleMaterial4 : Porcelain CompatibleMaterial5 : Terracotta Clay CompatibleMaterial6 : Iron CustomerPackageType : Standard Packaging CuttingAngleString : 90.0 degrees ExternallyAssignedProductIdentifier1 : 689749747812 ExternallyAssignedProductIdentifier2 : 0689749747812 ExternallyAssignedProductIdentifier3 : 00035781015523 ExternallyAssignedProductIdentifier4 : 0798167878890 ExternallyAssignedProductIdentifier5 : 0600095801911 ExternallyAssignedProductIdentifier6 : 5899405930938 FinishType : Silver IncludedComponents : connecting rod ItemName : ILOVETOOL 2.0mm Diamond Jewelry Drill Bits Carving Bur Tools for Stone Pack of 30Pcs ItemPackageDimensions_Height : 5.4102 centimeters ItemPackageDimensions_Length : 1.7018 centimeters ItemPackageDimensions_Width : 4.3942 centimeters ItemPackageQuantity : 30 ItemShape : Cylindrical ItemTypeKeyword : hole-saw-sets Manufacturer : ILOVETOOL Material : Metal ModelName : Disston E0212171 Boxed Blu-Mol Xtreme Bi-Metal Hole Saw Industrial Kits, 20-Piece ModelNumber : DKZ-30Pcs-2.0mm NumberOfItems : 30 PackageLevel : unit PartNumber : DKZ-30Pcs-2.0mm ProductDescription : 30Pcs 2mm Diamond Coated Hole Saw Drill Solid Bits For Jewelry Gems Glass Tile Ceramic Marble Granite Code DKZ-30Pcs-2mm(20A) The diamond coated hole saw suitable for use in drill hole on jewelry, gems, glass, marble, tile or granite. Head Diameter :2mm Total length : 42mm (1-21/32") Drilling depth: 4.5 mm depth The item Shank Diameter:2.35mm(3/32"); Suitable for electric nail drill, carving machine with a 3/32" collet.Not suitable dremel3000 Quantity: 30 Pcs Material: Metal, diamond Color: Silver Tone Drilling speed: Drill a Holes In Seconds Use with water as a lubricant Quick Tips 1. Please add water for coolant and drill slowly 2. start drill at 45 Degree to surface and align to 90 Degree as hole forms 3. Never use drills while machine is in hammer action. 4. Holes Require No Futher Work As Cutting Is Clean We Can List Any Size (Head Diameter from 0.4mm - 3mm)& Amount Of This ProductThe item Shank Diameter:2.35mm(3/32"); Suitable for electric nail drill, carving machine with a 3/32" collet.Not suitable for dremel3000 If your tools is for Dremel4300-8050,they have an Universal 3-jaw chuck, then the grinding bit can be installed directly. But it is NOT suitable for dremel with 3mm 1/8" chuck(such as:for Dremel3000 and for Dremel4000), maybe you need add the Universal 3-jaw chuck for Dremel(Our package does't contain 3-jaw chuck). . ProductDescription1 : Rod Length:500mm / Rod Type: SDS Plus ProductDescription2 : WHAT YOU WILL GET:1x 500mm connecting rod,1x Center positioning drill bit ,2x positioning drill screw ProductDescription3 : APPLICATION: For Concrete Cement Hole Saw ProductSiteLaunchDate : 2018-03-09T08:00:00.000Z Size : Head Diameter 2.0mm Style : Drill SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SupplierDeclaredDgHzRegulation5 : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SurfaceRecommendation : Ceramic,Glass,Stone SurfaceRecommendation1 : Polyvinyl Chloride SurfaceRecommendation2 : Metal SurfaceRecommendation3 : Glass UnitCount : 1