Specification Brand : Faithfull BulletPoint1 : High-Speed steel rosehead 90 deg countersink BulletPoint2 : Designed for flush fitting of the screw heads BulletPoint3 : Diameter: 1/2 inch BulletPoint4 : Weight: 0.06 kg BulletPoint5 : 5. Good limiting effect: The limiting ring is set with rectangular holes, which can effectively discharge chips quickly. Equipped with free rotating ring, which makes the machining surface free from damage and scratches Color : Gold CuttingAngleString : 90.0 degrees ExternallyAssignedProductIdentifier1 : 5023969211114 ExternallyAssignedProductIdentifier2 : 05023969211114 FinishType : High,High Speed,High-speed Steel GpsrSafetyAttestation : 1 IncludedComponents : High Speed Steel Countersink 13mm (1/2in) ItemName : Faithfull Hss Countersink 1/2IN ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 4 centimeters ItemPackageDimensions_Width : 8 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : countersink-bits Manufacturer : Faithfull Material : High Speed Steel ModelNumber : FAICS12HS NumberOfFlutes : 2 NumberOfItems : 5 NumberOfPieces : 8 PackageLevel : unit PartNumber : FAICS12HS ProductDescription : ABOUT PRODUCTION: DARTOTEK Countersink Drill Bit Set,with Low Friction Depth Stop Application:Suitable for natural wood, particle board, man-made boards, plywood, medium density fibreboard, decorative boards, drywall and all kinds of plastic boards Feature: Hexagon socket screw fixing slot, can be adjusted according to the height required, easy to adjust the depth and diameter of the countersunk hole. The added plastics collar can reduce surface marring effectively ; the limiting ring is set with rectangular holes, which can effectively discharge chips quickly. Equipped with free rotating ring, which makes the machining surface free from damage and scratches ; Quick-fit shank is suitable for Electric hand drills, bench drills Ultra-clean, spark-free,chip-free cuts without heat discolouration.