Specification Brand : WL Fuller BulletPoint1 : To cut wood, plastics and metal. BulletPoint2 : 82 angle degree included BulletPoint3 : Countersinks are heat treated for long tool life BulletPoint4 : Proudly made in the USA by W L Fuller BulletPoint5 : Best tools on the market today to pre-drill for the head shank and threads of screws. CuttingAngleString : 120 degrees ExternallyAssignedProductIdentifier1 : 0807200044908 ExternallyAssignedProductIdentifier2 : 807200044908 FinishType : Uncoated ItemName : #1 Set of 7 High Speed Steel Countersink ItemPackageQuantity : 1 ItemTypeKeyword : combined-drill-countersinks Manufacturer : W. L. Fuller, Inc. Material : High Speed Steel NumberOfFlutes : 3 NumberOfItems : 1 PartNumber : 10890001 ProductDescription : Four-blade rugged construction, these countersinks have shorter blades to reduce breakage and are designed to Countersink in metals and hardwoods. They are adjustable up and down on twist drills and held in place by two hex-socket set screws, which tighten into the flute of the drill. ProductSiteLaunchDate : 2008-07-22T22:13:41.000-00:00 SupplierDeclaredDgHzRegulation : unknown SurfaceRecommendation : Cast Iron,Plastic,Steel,Wood UnitCount : 1 UnspscCode : 27110000