Specification Brand : HUAZHICHUN BulletPoint1 : 2-FLUTE DESIGN: Titanium-coated bit with 2-flute design for versatile drilling in steel, stainless steel, copper, aluminum, and other surfaces BulletPoint2 : CUTS AND DEBURRS: Cuts through steel, sheet metal and other surfaces with only a small amount of pressure and deburrs as you drill BulletPoint3 : HSS Titanium Coating - High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler. BulletPoint4 : Size Includes - One drill with 10 steps: 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8" can fit the majority of brands currently on the market. BulletPoint5 : A Must-Have for Handyman or Professionals ----- Perfect for home repairs and light jobs such as drilling holes in plastic, aluminum, copper, iron and many other types of sheet metal (excluding steel or any other harder metal). Color : Gold CuttingAngleString : 135 degrees ExternallyAssignedProductIdentifier : 6345319844124 ExternallyAssignedProductIdentifier1 : 653871629537 ExternallyAssignedProductIdentifier2 : 0653871629537 ExternallyAssignedProductIdentifier3 : 00039564191688 FinishType : Titanium GpsrSafetyAttestation : 1 IncludedComponents : TMS000266 IncludedComponents1 : DB STEP BIT 1/2 IN. 6 STEPS IncludedComponents2 : DB STEP BIT 1/2 IN. 6 STEPS IncludedComponents3 : DB STEP BIT 1/2 IN. 6 STEPS IncludedComponents4 : DB STEP BIT 1/2 IN. 6 STEPS IncludedComponents5 : DB STEP BIT 1/2 IN. 6 STEPS ItemName : HUAZHICHUN Step Drill Bit Set, with Automatic Center Punch, HSS High Speed Steel Titanium Coated Home Improvement Workshop Industrial 6 Pcs Sets ItemPackageDimensions_Height : 18.9 centimeters ItemPackageDimensions_Length : 4.6 centimeters ItemPackageDimensions_Width : 15.4 centimeters ItemPackageQuantity : 1 ItemShape : Rectangular ItemTypeKeyword : step-drill-bits Manufacturer : HUAZHICHUN Material : Blend Material1 : Stainless Steel Material2 : High Speed Steel Material3 : Alloy Steel ModelNumber : HSS-0455 NumberOfFlutes : 2 NumberOfItems : 1 NumberOfPieces : 6 PackageLevel : unit PartNumber : HSS-0455 Pattern : Solid ProductDescription : Unique step structure, one drill bit can open holes of various specifications and sizes, and one step can reach a box of drill bits. There is no need to use center punch, which is not easy to break compared with ordinary twist drill. For on-site construction, one ladder drill is applicable to a variety of specifications Deburring, chamfering, opening round hole expansion, twist drill can not complete the function, it becomes possible. Compared with ordinary twist drill. Small shaking, can open a beautiful aperture without leading the use of center punch. ProductSiteLaunchDate : 2021-06-02T07:22:06.334Z Size : 1/4", 3/8", 1/2" Style : Classic SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredDgHzRegulation1 : not_applicable SupplierDeclaredDgHzRegulation2 : not_applicable SupplierDeclaredDgHzRegulation3 : not_applicable SupplierDeclaredDgHzRegulation4 : not_applicable SupplierDeclaredDgHzRegulation5 : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SurfaceRecommendation : Aluminum,Stainless Steel,Copper,Metal,Steel SurfaceRecommendation1 : Wood SurfaceRecommendation2 : Metal SurfaceRecommendation3 : Plastic SurfaceRecommendation4 : Stainless Steel UnitCount : 1 UnspscCode : 27111700