Specification Brand : HTC Tool & Cutter BulletPoint : 36666 BulletPoint1 : Package Content: You will receive 5 long shaft tungsten carbide burrs bits, five specifications are enough to meet your usage needs. BulletPoint2 : Product Size: The shank length of these burrs is about 100mm/3.9in, and the shank diameter is about 3mm/0.12in. Please confirm whether the size meets your needs before purchasing. BulletPoint3 : Reliable Material: These burr bits are made of good-quality carbide, which is durable and not easy to break and deform. You can use them with confidence. BulletPoint4 : Precautions: The tungsten carbide grinding wheel must maintain contact with the workpiece when the tool is running or at the moment of starting or shutting down. Failure to follow this procedure may cause risks. If continuous contact between the grinding wheel and the workpiece cannot be guaranteed, the maximum idling speed specified in the table should not be exceeded. BulletPoint5 : Compatibility: These long shaft tungsten are compatible with Dremel. Please note that our product is not sponsored or endorsed by, or affiliated with the brands it fits, including Dremel. CuttingAngleString : 90.0 degrees GpsrSafetyAttestation : 1 ItemDisplayWeight : 0.19 pounds ItemName : .500" 1/2" 100 DEGREE 3 FLUTE CARBIDE COUNTERSINK ItemPackageDimensions_Height : 2 inches ItemPackageDimensions_Length : 2 inches ItemPackageDimensions_Width : 2 inches ItemPackageQuantity : 1 ItemTypeKeyword : single-end-countersinks Manufacturer : HTC Tool & Cutter Material : Alloy Steel ModelName : 32488 ModelNumber : 36644 NumberOfBoxes : 1 NumberOfFlutes : 3 PartNumber : 36666 PowerSourceType : hand_powered ProductDescription : 1/2" 100 DEGREE 3 FLUTE CARBIDE COUNTERSINK 2-1/2" Overall Length 1/4" Steel Shank Made in USA 36666 ProductSiteLaunchDate : 2017-11-17T22:59:47.748Z SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 53000000