Oregon Sure-Sharp 12-Volt Chain Grinder

• Delivered with 3 grinding stone sizes for saws with
  chain pitch of 0

• Battery clamps and grinding stones are included
  in the package

• Chain sharpener operates on 12 volts with car cigarette lighter

• A durable, economical tool that makes manual grinding easy.
• Rugged and reliable.
• Operates on a standard 12-volt car battery.
• Features 12V plug with included battery clips.
• Shaft lock to facilitate grinding stone replacement.
• Cord totaling 5 feet.

Included are three sizes of grinding stones:

4 mm (5/32 ") 3/8''mini & 1/4''
4.8 mm (3/16") .325"
5.5 mm (7/32 ") 3/8" &.404"