Specification Brand : FTVOGUE BulletPoint1 : NOT EASY TO SCRATCH: Involute gear cutters have smooth edges with meticulous workmanship, not easy to scratch your hand, guarantees safety BulletPoint2 : SMOOTH : One piece without burrs, which bring smooth and fluent installation, very convenient BulletPoint3 : SMALL ERROR: Disc milling cutter is made after fine punching, smooth cutting, which possess small error BulletPoint4 : HIGH TEMPERATURE QUENCHING: Involute Gear Cutter is high temperature quenching heat treatment strengthens the overall hardness, therefore more comfortable to use BulletPoint5 : REDUCE The cut out design of involute gear cutter is larger, which reduces the when opening the hole, more efficient to drill Color : #446 ItemName : Involute Gear Cutter, Involute Gear Cutters Disc Set, 100x6mm High Speed Steel Disk Shaped Milling Cutter 32mm Inner Bore, Involute Gear Cutters ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 11 centimeters ItemPackageDimensions_Width : 11 centimeters ItemTypeKeyword : involute-gear-cutters Manufacturer : FTVOGUE ModelName : Ftvoguefvdg7w293o ModelNumber : FTVOGUEfvdg7w293o NumberOfItems : 1 PartNumber : FTVOGUEfvdg7w293o ProductDescription : Specification: Item Type: Involute Gear Cutters Material: High speed steel Specification: 100x6 Diameter: Approx. 100mm / 3.94in Tooth Width: Approx. 6mm / 0.24in Inner Diameter: Approx. 32mm / 1.26in Number of Teeth: 18