Feature: Looks like new: use the chainsaw chain grinding device to make your chainsaw as sharp as new, making your work more time and labour-saving. Easy to install and use: it is so easy to use as a pencil sharpener. Simply adjust the clamp on the rod, position the handle on the teeth, insert the burr into the guide sleeve and turn the handle. Sharpening quickly and conveniently. It can make the stupid and stupid chain clear again in just 3 to 5 seconds. Easy to use: it is as easy to use as a pencil sharpener; simply place the clamp on the rod, position the locking ratchet on the tooth, insert the cutter into the guide sleeve and turn the handle. Precise care: Every time you grind a tooth, you just need to pull the chain. Precise sharpening can ensure that every tooth is repaired Precise positioning: the ratchet serves as a stop to ensure accurate and repeatable tooth positioning. Standard 30 sharpened front angle: can be used for all chain saws. Specification: Product Name : Portable Manual Chainsaw Sharpener Material: Stainless Steel + Alloy Colour: blue Size: 70 x 60 x 28 mm/2.76 x 2.36 x 1.1 in Operating mode: hand crank Function: Sharpen chainsaw blade Feature: small, convenient, easy to carry Package Includes: 1 Pcs Chain Grinding Machine 3 Pcs Sharpening 1 Pcs Screwdriver