5 Pack Grindstone Chainsaw Sharpener Burr Grinding Stone File Chain Saw Sharpening

Features:
This Grinding Stone is of high hardness and is suitable for metal polishing, especially for steel parts after heat treatment, perfect tool for Chainsaw Sharpening
4mm (suitable for chainsaw small 8 chains)
4.8mm (suitable for small chain saw 325, large 8 chain)
5mm (suitable for large chain saw 404 chain)

Specifications:
Brand new
Material: Grindstone
Shape: plain cylindrical
Mesh number: about 120-150 mesh
Total Length(approx.): 46mm 49mm 45mm（1.81" 1.92" 1.77" ）
Shank Diameter(approx.): 3.0mm (0.11" )
Grinding head Length(approx.): 24mm 25mm 18mm (0.94" 0.98" 0.70")
Grinding head Diameter(approx.): 4.0mm 4.8mm 5.5mm (0.15" 0.18" 0.21)

Package Include:
5 x Grinding Stone