Specification Brand : GOSONO BulletPoint1 : 7 Steps HSS Superhard Steel Step Cone Drill Bit Hole Saw Cutter 4mm-20mm BulletPoint2 : Pagoda drill bit / twist drill bit steel plate hole opener BulletPoint3 : 3.【Industrial-Grade Construction】Industrial-grade construction ensures durability and longevity, making it a reliable tool for professional tradespeople and DIY enthusiasts alike.Attention: Please wear a mask and goggles when using drill bits to avoid accidents. Using the corresponding drill bit in different scenarios can increase the lifespan of the drill bit. Please choose the drill bit that is suitable for your own work BulletPoint4 : 4.【Quick Release & Tapered Edge Design】The 1/4" hex shank and quick-release slot ensure secure connections and easy changes, provides a secure and stable connection to your power tools BulletPoint5 : 5.【Unibit Step Drill Bit Compatibility - Compatible with Various Materials】Hakkin unibit step drill Bit set is able to drill holes of a variety of diameters quickly and smoothly, drilling through stainless steel; metal sheet; iron; aluminum sheet; copper; wood; plastic and more (the board must be thinner than the height of the step drill). If for any reason you are not fully satisfied with your purchase, please contact us freely BulletPoint6 : Our Commitment: We take pride in delivering a quality product. Whether you're working on a big project or a quick fix, our step drill bits are your go-to tools. Any problem can be solved. Buy with confidence and add to cart now! Color : Black Oxide Configuration : configuration CustomerPackageType : 1 ExternallyAssignedProductIdentifier : 8856681549367 ExternallyAssignedProductIdentifier1 : 798382707869 ExternallyAssignedProductIdentifier2 : 0798382707869 ExternallyAssignedProductIdentifier3 : 00045242307708 FinishType : Black Oxide GpsrSafetyAttestation : 1 IncludedComponents : HSS Superhard Steel ItemName : GOSONO 7 Steps HSS Superhard Steel Step Cone Drill Bit Hole Saw Cutter 4mm-20mm (4mm-20mm Round Handle) ItemPackageDimensions_Height : 7.62 centimeters ItemPackageDimensions_Length : 2.54 centimeters ItemPackageDimensions_Width : 6.35 centimeters ItemPackageQuantity : 1 ItemShape : shape ItemTypeKeyword : step-drill-bits Manufacturer : GOSONO Material : Metal MeasurementSystem : Metric ModelName : Milwaukee® Fast-Starting Step Drill Bit ModelNumber : 8856681549367 NumberOfBoxes : 1 NumberOfFlutes : 1 NumberOfItems : 1 PackageLevel : unit PartNumber : HSS Superhard Steel Pattern : 4mm-20mm Round handle PowerSourceType : Battery Powered ProductDescription : GOSONO 7 Steps HSS Superhard Steel Step Cone Drill Bit Hole Saw Cutter 4mm-20mm ProductSiteLaunchDate : 2018-06-05T07:00:00.000Z Size : 13 Step (1/8”-1/2”) SkipOffer : 1 SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SurfaceRecommendation : Alloy Steel SurfaceRecommendation1 : Plastic SurfaceRecommendation2 : Metal SurfaceRecommendation3 : Stainless Steel SurfaceRecommendation4 : Wood UnitCount : 1 UnspscCode : 27111701