1、With full chisel design, the cutting speed is fast and keeps the sharpness for a long time. 2、The chainsaw chain is 3/8 pitch, 0.063 gauge, and has 72 drive links, durable to use. 3、Fit for Husqvarna, for Jonsered, for Stihl and other chainsaws using 0.063 20in guide bar. 4、Using high‑hardness steel material, corrosion‑resistant and wear‑resistant. 5、Easy to install and replace, improve the efficiency and performance of the chain saw.