Chainsaw Chain Sharpener Kit Fast Sharpening Stone System for Chain Saw Portable Feactures: LOOK LIKE NEW: Keep your chain saw in top shape with the chain saw chain grinding fixture. PRECISE POSITIONING: The pawl ensures accurate and repeatable tooth placement. PRECISION MAINTENANCE: Every time you grind a tooth, you only need to pull the chain. This ensures that every tooth is repaired! EASY TO USE:The sharpener is easy to use. Just set the clamp to the rod, position the pawl on the tooth, insert the burr into the guide sleeve, and turn the handle. PERFECT CHOICE:Standard 30° sharpened front angle, anodized aluminum fixture with a detachable crank and a set of guide bushings,can be used for all chain saws. Specification: Material: Aluminum Alloy  Model: Chain Saw Grinding Machine Power: manual Power source: hand crank Type: Electric saw sharpener Size :100*75*65mm/3.93*2.95*2.56 inches The package includes: 1 x Chain Saw Sharpener 1 x Wrench 3 x Grinding Heads