... Switzerland directly 2) CE/GS/SGS/ISO9001 3) Assembled file chain saw file 1) An assembled file includes: one round file, one ... Oregon's exactly 3) We are the first factory of manufacturing guide bar, saw chain, and sprocket in China. The product line includes ... guide bar, saw chain, sprocket, rim, wrench, chain breaker, rivet spinner, and saw file, trimmer line and so on. ...