Specification Brand : Tworider BulletPoint1 : 【Drill Bit Set contain 3 size】:4-12mm, 4-20mm and 4-32 mm, Supplied with a portable fabric bag. BulletPoint2 : 【Double groove design】:Provide faster and smoother drilling, provide less pressure, and cut wood, plastic and other surfaces with a thickness of less than 5mm. The stepped cone drill is designed to accurately drill holes of different sizes from 4 mm to 32 mm in diameter, with the best speed BulletPoint3 : 【widely used】:The ability and durability of high-speed steel with titanium coating to drill holes in plastic, aluminum, copper and many other types of metal plates have been proved. Titanium drill bits are especially suitable for processing copper and aluminum parts, die steel, cast iron, iron and other metal materials. BulletPoint4 : 【Quick Assemble】: 1/4" hex shank work with most drill or drills with 1/4" chuck,makes for easy, convenient, and quick stepper bit switches and is compatible with impact ready power tools. BulletPoint5 : 【Sizes】: 15 Step Bit: 4-32mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 32mm) 9 Step Bit: 4-20mm (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm) 5 Step Bit: 4-12mm (4mm, 6mm, 8mm, 10mm, 12mm) BulletPoint6 : ✅Whether you're working on a big project or a quick fix, our step drill bits are your go-to tools. MABLEVI will repair and replace any defect, without charge, and without waiting. Color : Gold CuttingAngleString : 118 degrees ExternallyAssignedProductIdentifier : 5213013464744 ExternallyAssignedProductIdentifier1 : 607535868312 ExternallyAssignedProductIdentifier2 : 0607535868312 FinishType : Titanium GpsrSafetyAttestation : 1 IncludedComponents : Bit and storage case ItemName : Tworider 3pcs Metric Step Drill Bit, Hss Step Drill Bit Set High Speed Steel Step Bits Set (Metric 4-12mm, 4-20mm and 4-32 Mm) Cone Metal Drill Bits for Plastic, Wood, Stainless Steel Sheet Metal ItemPackageDimensions_Height : 12.9032 centimeters ItemPackageDimensions_Length : 3.302 centimeters ItemPackageDimensions_Width : 8.6106 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : step-drill-bits Manufacturer : Tworider Material : High Speed Steel ModelNumber : lb-12 NumberOfFlutes : 2 NumberOfItems : 3 NumberOfPieces : 3 PartNumber : lb-12 ProductDescription : this Ss shovan Drill Bit Set contain 3 size: 4-12mm, 4-20mm and 4-32 mm, Supplied with a portable fabric bag. ProductSiteLaunchDate : 2022-03-01T08:54:25.393Z Size : 1/4" - 1-3/8" Style : Large SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SurfaceRecommendation : Stainless,Wood,Fabric,Plastic,Metal,Steel SurfaceRecommendation1 : Metal SurfaceRecommendation2 : Stainless Steel SurfaceRecommendation3 : Aluminum SurfaceRecommendation4 : Plastic SurfaceRecommendation5 : Wood SurfaceRecommendation6 : Aluminum UnitCount : 1 UnspscCode : 27112800