Specification Brand : Vankcp BulletPoint1 : HIGH QUALITY AND WIDELY USE: The hex shank unibit step bits are made from high speed steel , strong and durable can be used for stainless steel sheets, aluminum alloys, plastics and wood. BulletPoint2 : AUTOMATIC CENTER PUNCH : The center punch of the spiral grooved step drill bit help you mark the center point that you want to drill.Make your work faster and easier. BulletPoint3 : THE MOST PROFESSIONAL TOOL: High speed steel step drill provides a longer service life not easy to damage and the titanium coated cobalt will be better drilling better with heat, corrosion resistance and rust resistance, leaving a more accurate and smooth holes. BulletPoint4 : MEET YOUR DEMANDS: With the HSS step drill bits you can process different kinds of diameter holes, which greatly saves you a lot of trouble.Ideal for metal/wood/plastic countersunk . Suitable for home DIY and general construction/Engineering Use. BulletPoint5 : PACKAGE INCLUDING:High Speed Steel Step Drill bits,Automatic Center Punch, Aluminum Case, User's Manual, Ideal Gift for Men. Color : 6pcs CustomerPackageType : Standard Packaging CuttingAngleString : 90.0 degrees ExternallyAssignedProductIdentifier1 : 793610707611 ExternallyAssignedProductIdentifier2 : 0793610707611 FinishType : Titanium IncludedComponents : 16 Pack Drill Bit Set with Case ItemName : Vankcp Countersink Step Drill Bit Set with Automatic Center Punch HSS Cobalt Titanium Unibit Drill bits for Carbon Steel, Iron Plate, Steel Plate,Metal Sheet, Aluminum Case (6pcs) ItemPackageDimensions_Height : 17.8 centimeters ItemPackageDimensions_Length : 4.3 centimeters ItemPackageDimensions_Width : 15.9 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : step-drill-bits Manufacturer : Vankcp Material : High Speed Steel with Cobalt Coat Material1 : Stainless Steel Material2 : High Speed Steel Material3 : Brass ModelNumber : W 0061 NumberOfFlutes : 2 NumberOfItems : 16 NumberOfPieces : 16 PartNumber : SH-061 ProductDescription : Vankcp provides quality products and super service.WHAT You GetItem:HSS step drill bits set Material: High Speed Steel with durable Cobalt Coat Color: Gold Includes: 5 x HSS Step Drill Bits, 1 x automatic center punch,1 x aluminum case Fits:iron plate,aluminum case,acrylic,carbon steel ,pvc,wood,stianless steel sheet and many other types of sheet Case size: 16*17*4CM (6.2*6.7*1.6 inch) Size: 1/4''-1-3/8 '' Steps (1/4'',3/8'',1/2'',5/8'',3/4'',7/8'',1'',1-1/8'',1-1/4'',1-3/8'') 3/16''-7/8'' Steps (3/16'',1/4'',5/16'',3/8'',7/16'',1/2'',9/16'',5/8'',11/16'',3/4'',13/16'',7/8'') 1/4''-3/4'' Steps (1/4'',5/16'',3/8'',7/16'',1/2'',9/16'',5/8'',11/16'',3/4'') 1/8''-1/2'' Steps (1/8'',5/32'',3/16'',7/32'',1/4'',9/32'',5/16'',11/32'',3/8'',13/32'',7/16'',15/32'',1/2'') 3/16''-1/2'' Steps (3/16'',1/4'',5/16'',3/8'',7/16'',1/2'') Note: It's recommended that adding water to cool the drill bit before use. Not work for porcelain, ceramic, cultured marble, natural stone or concrete of any sort. ProductSiteLaunchDate : 2019-09-21T07:00:00.000Z Size : 5 Pieces Style : 16 Pack Countersink Drill Bit Set SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SurfaceRecommendation : Aluminum,Stainless Steel,Wood,Metal,Steel,Iron SurfaceRecommendation1 : Tile SurfaceRecommendation2 : Wood UnitCount : 5 UnspscCode : 27111700