Specification Brand : STROTON BulletPoint1 : Premium M35 5% Cobalt Steel ,66-69 HRC (Rockwell Hardness Scale) ,Usually Give the Best Heat,Wear and Chip Resistance and Long Tool Life. BulletPoint2 : Grinding the Cutting Edge Three Times,with the High HRC and Heat Resistance of the Material,Desigh for Cutting through Stainless steel , Iron plate, Aluminum,Ducts,Wood,PVC and Plastic. BulletPoint3 : This Cobalt Step Drill Bit is Typically Capable of Running Two to Three Times Faster.Despite the Higher Price,the Cost Per Hole When Using Cobalt Drill Bit Will be the Lowest,Since It Can Produce So Many More Holes. BulletPoint4 : [4-32mm] 15 Steps (4mm,6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm,22mm,24mm,26mm,28mm,30mm,32mm) BulletPoint5 : 【Complete Package Offer】: Included with your purchase is the Knoweasy step drill bit, a helpful welcome guide, a 12-month worry-free warranty, and access to our customer-friendly support service. Color : Gold CustomerPackageType : Standard Packaging CuttingAngleString : 135 degrees ExternallyAssignedProductIdentifier1 : 630808641435 ExternallyAssignedProductIdentifier2 : 0630808641435 ExternallyAssignedProductIdentifier3 : 00647096809874 ExternallyAssignedProductIdentifier4 : 0767654839270 FinishType : Brass GpsrSafetyAttestation : 1 IncludedComponents1 : (1) Easy-Set Pocket-Hole Drill Bit IncludedComponents2 : (1) Easy-Set Stop Collar IncludedComponents3 : (1) Material Thickness Gauge/Hex Wrench ItemName : STROTON 4-32mm Metric 5% Cobalt Step Drill Bit for Stainless Steel and Hard Metal (15 Steps) ItemPackageDimensions_Height : 15 centimeters ItemPackageDimensions_Length : 4.3 centimeters ItemPackageDimensions_Width : 7.5 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : step-drill-bits Manufacturer : STROTON Ltd Material : Cobalt ModelNumber : Cobalt-15s-(4-32mm) NumberOfFlutes : 1 NumberOfItems : 1 NumberOfPieces : 3 PackageLevel : unit PartNumber : Cobalt-15s-(4-32mm) Pattern : 4-32mm(15 steps) ProductDescription : Knoweasy Step Drill Bit Set - 3PCS High-Speed Steel Drill Kit for Metal, Aluminum, and Wood Hole Drilling ProductSiteLaunchDate : 2020-05-06T15:30:25.971Z Size : Step Drill Bits 3 Style : 5PCS Titanium Spiral Grooved Bit Set with Center Punch SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SurfaceRecommendation : Iron, Stainless Steel, Iron Plate, Aluminium, Wood, PVC, Plastic UnitCount : 1 UnspscCode : 27112800