12-60Pcs 5/32" 3/16" 7/32" Diamond Chainsaw Sharpener Burr Grinding Stone File

Type Diamond Chainsaw Sharpener. 5/32 " (4 mm) for electric chainsaw, 3/8 chain. 5/32 " (4 mm), 3/16 " (4.8 mm), 7/32 " (5.5 mm).

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