ITEM NAME:Steel Dual Wheel Knurling Tool Set With Diagonal Linear Knurl Wheel 1Mm Pit Q1N4 Steel Dual Wheel Knurling Tool Set With Diagonal Linear Knurl Wheel 1Mm Pit Q1N4 Usage:Gear Hob Model Number:GJ01389-01 Material:Steel Hanawa outer diameter:19mm/0.75 inch Hanawa Thickness:8mm/0.31 inch Feature: 1.Single wheel , Straight linear knurl pattern. 2.The Knurling Tool is perfect for replacing your damaged Linear Knurl Tool. Specification: Material:Steel Color:Black Netting angle: 60 ° Knurling pitch: 1.0mm Cutter wheel diameter: 26mm Suitable: In a knob or other work at the outer metal rolling pattern Dimension:113 x 17.5 x 19.9mm/4.45 x 0.69 x 0.78"(L x W x H) Package Contents: 1* knurling tool 2* wheel