Specification Brand : AIMLENTOOL BulletPoint1 : Drill Bits Set: This unit step drill bit includes 5 step bit in sizes 3/16-1/2'', 1/8-1/2'', 1/4-3/4'', 3/16-7/8'', 1/4-1-3/8'', effectively replacing 50 sizes of conventional drill bits. Along with a center punch. Additionally, the counter sinker drill bit set in sizes1/4'', 3/8'', 1/2'', 5/8'', 3/4''. BulletPoint2 : Premium Quality: AIMLENTOOL drill bits are made of high speed steel for longer cutting edge life even at extreme temperatures. Step drill set with a titanium coating significantly improves durability and sharpness for less friction and cooler operation,performs well in heat, corrosion and rust resistance. BulletPoint3 : Craft Design: Counter sinker drill bit set very suitable for sinking 90° holes in wood and soft metal countersunk screws and fasteners. Step drill with 118° split tip and double groove design, increases cutting speed with self-centering and prevents walking, clears chips faster and allows particles to escape easily. BulletPoint4 : Widely Application: Our step drill bit with its powerful drilling capability, can process different diameter holes, and can be used on materials such as metal, iron, aluminum, brass, plastic, aluminum alloy, wood, plastic, etc. Suitable for a wide range of household projects. BulletPoint5 : Easy Storage and Organization: The drill bit kit is packaged in a sturdy and compact aluminum storage case with a foam layer inside, which can maintain the order and protection of the drill bit, reduce wear, and make it an important supplement to the toolbox. Color : Spiral Groove Oversize 6-65mm CustomerPackageType : Standard Packaging CuttingAngleString : 90.0 degrees ExternallyAssignedProductIdentifier : 8764116147388 ExternallyAssignedProductIdentifier1 : 0612046067772 ExternallyAssignedProductIdentifier2 : 612046067772 ExternallyAssignedProductIdentifier3 : 06578912456696 FinishType : Titanium Nitride GpsrSafetyAttestation : 1 IncludedComponents : 5Pcs Step Drill Bit & 5Pcs Countersink Drill Bit Set ItemName : 5Pcs Step Drill Bit & 5Pcs Countersink Drill Bit Set, Titanium Coated, HSS Step Bit, 50 Sizes of Step Bit for Metal with Aluminum Case, Multiple Hole Stepped Up Bits for DIY ItemPackageDimensions_Height : 20.193 centimeters ItemPackageDimensions_Length : 4.699 centimeters ItemPackageDimensions_Width : 15.7988 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : step-drill-bits Manufacturer : AIMLENTOOL Material : High Speed Steel Material1 : High Speed Steel Material2 : Cobalt Steel ModelNumber : SD-11PCS NumberOfFlutes : 2 NumberOfItems : 1 NumberOfPieces : 1 PackageLevel : unit PartNumber : SD-11PCS ProductDescription : 5Pcs Step Drill Bit & 5Pcs Countersink Drill Bit Set ProductSiteLaunchDate : 2024-07-31T10:07:17.231Z Size : 6-65mm Style : 11pcs SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SurfaceRecommendation : Metal SurfaceRecommendation1 : Iron SurfaceRecommendation2 : Stainless Steel UnitCount : 1 UnspscCode : 27111700