Get your smallest jobs done just right. Oregon A58 10 In. Saw Chain. Oregon A58 1/4 In. Pitch .050 gauge chainsaw chain is light-weight, smooth cutting and ideal for pruning. Built-in Lubri-Tec automatic oiling system extends the life of your chain by delivering oil to key parts of the chain so you can work smarter with less downtime and maintenance. An easy to use and maneuver chain, our Micro Chisel cutters have small-radius working corners for excellent performance and easy maintenance. Fits Black & Decker, Makita and Worx, Kobalt and Greenworks.