Specification Brand : QWORK BulletPoint1 : 5 Sizes This step drill set has 5 different sizes to meet the requirements: 4-12mm / 3-13mm / 4-20mm / 5-35mm / 4-32mm. Dimensions are laser etched into the metal so holes can be drilled precisely even during long use. BulletPoint2 : Reliable material: high speed steel 4241, titanium coating reduces friction when cutting, easily cuts 1-5mm steel plates, aluminum plates, copper plates, plastic and wood plates and many other types of metal plate. BulletPoint3 : Automatic Centering Stamp:Built in spring, the stamp can be automatically retracted to increase the directional effect. The markers have a certain directional effect on the drill holes and can be used with step drills. BulletPoint4 : Construction Features X-shaped drill bit and double groove design ensure faster and smoother cutting and prevent cutting waste. Triangular shank design prevents the drill chuck from slipping. BulletPoint5 : Hard-shelled carrying case with protective foam padding provides the perfect solution for storage and transportation ExternallyAssignedProductIdentifier1 : 0795973622808 ExternallyAssignedProductIdentifier2 : 795973622808 ExternallyAssignedProductIdentifier3 : 00044459001492 FinishType : Titanium GpsrSafetyAttestation : 1 IncludedComponents : Titanium Step Drill Bit Set with #1, #4, and #9 Step Drill Bits ItemName : QWORK 5-Piece Step Drill Taper Drill Bit Titanium Coated HSS 4241-4-12 mm / 3-13 mm / 4-20 mm / 5-35 mm / 4-32 mm - for Sheet Metal Wood Plastics ItemPackageDimensions_Height : 1.77 inches ItemPackageDimensions_Length : 6.3 inches ItemPackageDimensions_Width : 5.31 inches ItemPackageQuantity : 1 ItemTypeKeyword : step-drill-bits Manufacturer : QWORK Material : High Speed Steel 4241, Titanium ModelNumber : QS31240 NumberOfFlutes : 1 NumberOfItems : 1 PackageLevel : unit PartNumber : DG31240 ProductDescription : QWORK ProductSiteLaunchDate : 2023-12-20T10:39:11.129Z SupplierDeclaredDgHzRegulation : other SurfaceRecommendation : Alloy Steel SurfaceRecommendation1 : Plastic SurfaceRecommendation2 : Metal SurfaceRecommendation3 : Wood UnitCount : 1 UnspscCode : 27110000