Specification Brand : KAKILFOB BulletPoint1 : 11-Piece Step Drill Bit: This drill bit sharpener includes step drill bits with diameters of 3/16"-1/2" (6 steps), 1/8"-1/2" (13 steps), 1/4"-3/4" (9 steps), 3/16"-7/8" (12 steps), and 7/8"-1-3/8" (19 steps). Countersink Drill Bits sizes 1/4'', 5/16", 3/8'', 1/2'', 5/8'', 3/4''. It can meet various drilling needs. Clear laser engraving text to ensure clear visibility. BulletPoint2 : Trustworthy Quality: Our industrial-grade step drill bit set is constructed with HSS material, surface Nitride Coating can keep sharp and prolong service life, and undergoes multiple manufacturing processes. To ensure superior quality and longevity. BulletPoint3 : Multi-scenario Use: The versatile step drill bits have high drilling accuracy, long service life, and strong stability, and are suitable for drilling holes in a variety of materials, including thin metal, copper, aluminum, iron, carbon steel, wood, and plastic. It is a must-have for any mechanic's toolbox. BulletPoint4 : User-friendly Design: Our four-flute step drill bit offers excellent stability. This feature increases precision and cutting speed, making it perfect for large projects or quick repairs. It cuts smoother than conventional two-straight-flute step drill bits. A valuable addition to your toolbox! This design element enhances convenience and accuracy, making the drilling process easier and more efficient. BulletPoint5 : Excellent Service: If you encounter any problems in using our products, please contact our professional after-sales service team via Amazon mail Color : Silver CuttingAngleString : 118.0 degrees ExternallyAssignedProductIdentifier1 : 5035048376133 ExternallyAssignedProductIdentifier2 : 05035048376133 FinishType : Steel GpsrSafetyAttestation : 1 IncludedComponents : 5 Pcs Four Spiral Flute Step Drill Bit Set, 6 Pcs Countersink Drill Bits ItemDisplayDimensions_Height : 2 centimeters ItemDisplayDimensions_Length : 16 centimeters ItemDisplayDimensions_Width : 6 centimeters ItemName : KAKILFOB 5 Pcs Four Spiral Flute Step Drill Bit Set, 6 Pcs Countersink Drill Bits with 1/4 Inch Quick Change Hex Shank, Nitriding HSS Drill Bits for Metal, Aluminum, Wood, Plastic ItemPackageDimensions_Height : 20.193 centimeters ItemPackageDimensions_Length : 4.9022 centimeters ItemPackageDimensions_Width : 17.0942 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : metalworking-and-multipurpose-drill-bit-sets Manufacturer : KAKILFOB Material : High Speed Steel (HSS) ModelNumber : STA56030-QZ NumberOfFlutes : 4 NumberOfItems : 11 NumberOfPieces : 1 PackageLevel : unit PartNumber : XY018 ProductDescription : KAKILFOB 5 Pcs Four Spiral Flute Step Drill Bit Set, 6 Pcs Countersink Drill Bits with Tool Box, Nitriding HSS Drill Bits for Metal, Aluminum, Wood, Plastic ProductSiteLaunchDate : 2025-01-25T05:54:08.002Z Size : 11 Pieces StreetDate : 2017-12-13T00:00:01Z SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Aluminum SurfaceRecommendation1 : Aluminum SurfaceRecommendation2 : Metal SurfaceRecommendation3 : Plastic SurfaceRecommendation4 : Wood UnitCount : 1 UnspscCode : 27111700