ZFE A Set Skirt Chaser Leather Burnisher Kits Cocobolo Leather Tool Pack Of 7Pcs Material:Cocobolo Groove Width: 6mm/8mm/10mm/12mm/14mm 7 Style: Sharp,Flat,6mm/8mm/10mm/12mm/14mm Groove Hardened steel shaft diameter: 2.8 mm New cocobolo burnisher, suitable for a drill press, hand drill, lathe, or any other motorized tool that accepts a 3mm hardened steel shaft. Each item differs slightly, as they are made by hand Colors may vary with the wood patterns. This burnisher is ideal for finishing holsters, saddles, etc It will leave an outstanding edge on any type of leather work project. Its design will allow you to effectively finish tight corners, slots, belt loops, and difficult to reach edges