Oregon Sure Sharp Chainsaw Chain Sharpener & Replacement Stones

Ideal for occasional chainsaw users, this durable and economical tool makes hand sharpening easy. Includes both a 12V car adapter and battery clips for convenient use anywhere. Includes one each of 5/32' (4.0mm), 3/16' (4.8mm) and 7/32' (5.5mm) sharpening stones and a collet wrench. Simple sharpening angle adjustment guide for accuracy. Sharpens any round-ground 1/4', 3/8' Low Profile, .325', 3/8' or .404' chain. Shank lock feature allows easier stone replacement.