Specification Brand : Hyuduo BulletPoint1 : A box of 45 degree V-shape flat bottom engraving bits is used for your PCB/CNC machinery. BulletPoint2 : APPLICATION: A wide range of materials can be engraved: hardwood, density board, double color board, acrylic, plastic board. BulletPoint3 : TUNGSTEN STEEL: The engraving knife is made of tungsten steel for a , and it has easy cutting experience. BulletPoint4 : Large capacity chip elimination, high efficiency and good quality, a wide range of materials can be engraved: hardwood, density board, double color board, acrylic, plastic board. BulletPoint5 : Engraving Bit is made of tungsten steel, for a , easy cutting experience. CutType : Carbide-Tipped Cut ExternallyAssignedProductIdentifier1 : 738685462072 ExternallyAssignedProductIdentifier2 : 0738685462072 ExternallyAssignedProductIdentifier3 : 00738685462072 IncludedComponents : No ItemDisplayWeight : 0.2 pounds ItemName : PCB Engraving Bit 10Pcs Box 45° PCB Engraving Bit Tungsten Steel CNC Router Tool 3.175mm Shank 38mm Total Length Drillbits (45°*0.4) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 6 centimeters ItemPackageDimensions_Width : 6 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : straight-router-bits ItemTypeName : Amana Tool Manufacturer : Hyuduo Material : Carbide MeasurementSystem : Inch ModelName : Amana Cutting Tools ModelNumber : Hyuduoak6eoysmhp-04 NumberOfBoxes : 1 NumberOfFlutes : 2 NumberOfItems : 1 PackageLevel : unit PartNumber : Hyuduoak6eoysmhp-04 ProductDescription : Specification: Material: tungsten steel Degree: 45° Cutting diameter: 0.1/0.2/0.3/0.4mm (Optional) Shank diameter: 3.175mm Total length: 38mm/1.5in Weight: 34g (approx.)