FG4 Roller Guide for 3/8″ (use 13/64″ File). For sharpening all cylindrically ground OILOMATIC chains, as well as check and lower depth gauges.
A simple filing guide that sharpens saw chains smoothly and checks depth gauges and aids in filing them.
The STIHL FG 4 Roller Filing Guide is a simple and easy-to-use accessory that provides a smooth filing action while holding filing angles. This helpful tool sharpens saw chains with ease and accuracy, while checking and assisting with lowering depth gauges. Featuring a patented STIHL design, four roller guides, and an integral fold-out filing plate, the STIHL FG 4 Roller Filing Guide brings you the engineering expertise of STIHL, so your chain will be ready to perform.








