Specification Brand : Chicago-Latrobe BulletPoint : Chicago Latrobe 1/2" Dia. 8" OAL Black Oxide BulletPoint1 : 【PRODUCT SPECIFICATIONS】5Pcs HEX SHANK Metal Drill Bits, Size: 3/8", Flute length: 3.7". Come with a portable plastic case for easy select, storage and carry. BulletPoint2 : 【HIGH-QUALITY MATERIALS】Industrial grade 4341 high speed steel drill bit set, which is harder than other high speed steels such as 4241 and has stronger cutting ability. Titanium coating increases wear resistance, durability and extra longer life span. BulletPoint3 : 【SPECIAL DESIGN】Fully ground spiral groove design can quickly remove particles, reduce friction and heat, there by improving drilling efficiency. 135° split point, low pressure, fast penetration. Equipped with a straight shank to prevent walking, so that the drilling is fast, stable and precise. BulletPoint4 : 【EASY TO USE】3/8 inch hex shank base is very suitable for all power tools, installation is easier and safer, will not slide and fall off. BulletPoint5 : 【MULTIPLE APPLICATION】Excellent hex shank drill bits set for steel plate/wood/plastic/aluminum alloy and other soft metals. Suitable for Home DIY, and General Building/Engineering Use. CuttingAngleString : 118.0 degrees ExternallyAssignedProductIdentifier : 7439453496413 ExternallyAssignedProductIdentifier1 : 0662355507469 ExternallyAssignedProductIdentifier2 : 662355507469 FinishType : Black Oxide IncludedComponents : Bare-Tool ItemName : Chicago Latrobe 1/2" Dia. 8" OAL Black Oxide High Speed Steel Extra Long Drill ItemPackageDimensions_Height : 15.3 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 4.5 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : extra-long-drill-bits Manufacturer : Chicago Latrobe Material : metal Material1 : Stainless Steel Material2 : Carbon Steel Material3 : High Speed Steel Material4 : Alloy Steel ModelNumber : 50550 NumberOfItems : 1 NumberOfPieces : 5 PackageLevel : unit PartNumber : 50570 ProductDescription : 118dg Drill Point. High Speed Steel. Designed for general-purpose drilling in a wide range of materials and applications where extra reach is required. Due to the extreme length,these tools feature heavy-duty construction to assure good performance. ProductSiteLaunchDate : 2016-02-03T19:20:45.190Z Size : 3/8in, 5PCS SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Alloy Steel SurfaceRecommendation1 : Plastic SurfaceRecommendation2 : Metal SurfaceRecommendation3 : Wood UnitCount : 1 UnspscCode : 27111700