OREGON 22291-E – Depth Gauge Tool, .030″ (Single) >A major factor affecting any saw chain’s level of safety and performance is the depth gauge setting. “list-style-type:square”.030″ Drop-Center Depth Gauge Tool Makes accurate, consistent depth gauge settings easy Recommended for use sharpening chain types including: .404″ Pitch types- 27X, 27AX, 27R, 27RX, 27RA, 68LX, 68JX, 68CJ, 68CL Product Type: Chain Sharpening Category: Depth Gauge Tools >Oregon is the world leader in chainsaw guide-bars. It brands bars for many major chainsaw manufacturers & sells Oregon-brand in the replacement market worldwide. Oregon chains are used as original equipment by 90% of the world’s chainsaw manufacturers & by most of the world’s professional Loggers, farmers, & homeowners. Oregon also produces replacement mower blades, belts, & several other aftermarket replacement parts for power equipment.