Diamond Chainsaw Sharpener Chainsaw Sharpening Stone File 4mm, 4.8mm, 5.5mm
Grinding head Length:approx.20.5mm/0.81in. Grinding head Length:approx.22.5mm/0.89in. Grinding head Length:approx.23.5mm/0.93in. Due to the difference between different monitors, the picture may not reflect the actual color of the item.