●【Precise Positioning】Size: 3.5 x 2.8 x 2.8 inches (9 x 7 x 7 cm), Chainsaw Gear Sharpener ensures accurate and reproductive teeth positioning and grinding the chain saw quickly, easily and accurately, the chainsaw will grind like new ●【PERFECT CHOICE】Standard 30° sharp scooping angles, removable anodized aluminum fixtures with cranks, and guide bushings for use with all chainsaws ●【Convenient and Fast】The new chainsaw tooth sharpener provides an easy and quick way to sharpen the chain. Chainsaw can reclean the dull chain in 3-5 seconds. Lightweight and easy to use, protect your hands from injury ●Easy to Use: As easy to use as a pencil sharpener. Simply place the clamp on the rod, place the nail on your teeth, insert the burr into the guide sleeve and turn the handle ●【High Quality Material】:This lightweight and durable chainsaw blade is made of durable high quality aluminum alloy, which can save you time and effort