Specification Brand : Silverline BulletPoint1 : HSS-R roll forged 4341 high speed steel 'jobber' bits BulletPoint2 : Manufactured to DIN338 with 118 degree point BulletPoint3 : For drilling steel, aluminium, non-ferrous metals, plastics and wood BulletPoint4 : Use cooling agent and drill at slow speeds for best results in metals BulletPoint5 : Sizes 1 - 10 mm in 0.5 mm increments, metal storage case Color : multicolour CuttingAngleString : 118.0 degrees ExternallyAssignedProductIdentifier1 : 002147483647 ExternallyAssignedProductIdentifier2 : 5024763008016 FinishType : Aluminum GpsrSafetyAttestation : 1 IncludedComponents : 19 x Drill bit (1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8, 8.5, 9, 9.5 and 10mm), 1 x Metal storage case ItemName : Silverline DS50 HSS Jobber Drill Bit Set, 1-10 mm - 19 Pieces ItemPackageDimensions_Height : 3.6 centimeters ItemPackageDimensions_Length : 15 centimeters ItemPackageDimensions_Width : 9 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : jobber-drill-bits Manufacturer : SLTL4 Material : High Speed Steel ModelNumber : DS50 NumberOfFlutes : 2 NumberOfItems : 1 NumberOfPieces : 19 PackageLevel : unit PartNumber : DS50 ProductDescription : Package include: 6/8/10/12/14/15/16/18/20/22/25mm blade+1pcs shank+ 26pcs cores. Easy To Use Step1: Put the drill core into the blade. Step2: Insert the blade into the handle. Step3: Tighten the screw until the drill core is no longer loose. WARM TIPS: , : There are oil stains on the surface of the product to protect the product from rust.hope you can kindly understanding. ProductSiteLaunchDate : 2012-08-12T11:13:24.066Z Size : 19 Pieces StreetDate : 2014-10-10T00:00:01Z Style : 1-10 mm SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Wood,Plastic,Metal,Steel,Metals SurfaceRecommendation1 : Wood SurfaceRecommendation2 : Metal SurfaceRecommendation3 : Plastic UnitCount : 1 UnspscCode : 27111700