🔪 Sharpen Your Skills, Not Just Your Chainsaw! Achieve precision with locked-in filing angles. Built-in instructions guide you through the sharpening process. Never second-guess your technique with a handy filing chart on the back. Fits all pitch saw chains, making it the ultimate sharpening tool. Depth setting ensures consistent results for optimal performance. Depth setting Locks-in angles Universal fit The Oregon 23820 Sure Sharp Chainsaw Manual Filing/Sharpening Guide is designed for precision and ease of use, featuring locked-in filing angles and depth settings to ensure your chainsaw is always ready for action. With built-in instructions and a universal fit for all pitch saw chains, this guide is the perfect companion for both novice and experienced users looking to maintain their tools effectively.