Specification Brand : Hilitand BulletPoint1 : ¡¾HSS¡¿The step drill bit is made from high speed steel which has high hardness and good wear resistance. BulletPoint2 : ¡¾CLEARLY MARKED¡¿The hole size are clearly marked on the surface, you can check the data easily. BulletPoint3 : ¡¾4mm-12mm¡¿This single drill bit can be used for drilling a wide range of hole sizes from 4mm to 12mm, can be widely used. BulletPoint4 : ¡¾ COATED ¡¿The is coated with which has better anti-rust performance and will not fade easily. BulletPoint5 : ¡¾WIDE APPLICATION¡¿Step drill is most commonly used on softer materials such as thin iron sheet, aluminum, PVC and wood board of 4mm. Great for use in work where thin steel, aluminum or plastic boxes and chassis are encountered. Color : Multi-colour CuttingAngleString : 135 degrees ExternallyAssignedProductIdentifier : 6345319844704 ExternallyAssignedProductIdentifier1 : 0798382705360 ExternallyAssignedProductIdentifier2 : 798382705360 ExternallyAssignedProductIdentifier3 : 00088381400374 FinishType : Titanium GpsrSafetyAttestation : 1 IncludedComponents : 1x Makita D-40179 ItemName : Hilitand HSS Step Drill Bit 4mm-12mm Stepped Cone Drill Bit Spiral Flute 6mm Triangular Shank Drilling Tool ItemPackageDimensions_Height : 7 centimeters ItemPackageDimensions_Length : 2 centimeters ItemPackageDimensions_Width : 5 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : step-drill-bits Manufacturer : Hilitand Material : HSS ModelNumber : 49042832_1 NumberOfItems : 5 NumberOfPieces : 1 PackageLevel : unit PartNumber : Hilitand9v8p7e13mk ProductDescription : Specifications: Material: High speed steel Finishing: coating Step Size: 4mm, 6mm, 8mm, 10mm, 12mm Triangular Shank: 6mm Quantity: 1pc