ITEM NAME:7pcs/set Knurling Tool Diagonal Single Wheel Linear Set Knurl 0.5/1/2mm Pit L5T4 description: 100% new high quality Color as shown Material: Steel Uses:Used for processing the work piece surface pattern. Ideal for replacing your damaged Linear Knurl wheel. Packing: 1 x Knurling 6 x Knurling Wheel.6 x Knurling Wheel. Uses:Used for processing the work piece surface pattern. Color as shown.