Oregon 20" PowerCut 72EXL Chainsaw Chain — 70 Drive Links, 3/8" Pitch .050 Gauge (Fits Echo CS-590/CS-600)

Oregon PowerCut 72EXL is a professional 20" full-chisel replacement chainsaw chain with 70 drive links designed to fit Echo CS-590, CS-600 and other models that use D70/E70 chain.

This 72EXL series chain from Oregon replaces the older LGX line and delivers a high-performance cutting loop for 20-inch bars. Built to a 3/8" pitch and .050" gauge, the chain offers aggressive, fast cutting for experienced users and pros who need a reliable, serviceable chain that matches Echo’s D70/E70 specifications. It’s a direct-fit option for Echo CS-590 Timberwolf, CS-600P, CS-620P and any saw specifying a 70-drive-link, 20" chain.

How does this chain differ from the older LGX series?

The PowerCut 72EXL is Oregon’s updated professional series, designed to improve on the LGX line with refined cutter geometry and manufacturing tolerances. Expect consistent cutting performance and compatibility while benefiting from Oregon’s current materials and heat-treatment processes.

• Updated cutter profile for aggressive full-chisel cutting
• Same fit for D70/E70 20" applications as the LGX it replaces
• Manufactured to Oregon’s modern PowerCut standards for durability

Will this chain fit my Echo CS-590 or CS-600 with a 20-inch bar?

Yes — this 72EXL chain is specified to replace D70 and E70 part numbers used on Echo saws with 20" bars. It matches the required 70 drive links, 3/8" pitch and .050" gauge for those models.

• 70 drive links: direct match for Echo CS-590/CS-600 20" setups
• 3/8" pitch and .050" gauge: correct pairing with 20" Oregon/Echo bars
• Sold as a 72EXL loop ready for installation on compatible saws

What cutting style and maintenance can I expect from a full chisel chain?

Full chisel cutters have square corners that slice wood quickly and efficiently, making them ideal for clean, fast cuts in softwoods and for professional felling and bucking. They require frequent sharpening and proper feed control to maintain performance and reduce kickback risk compared with semi-chisel designs.

• Aggressive square-corner teeth for fast cutting speed
• More frequent sharpening compared to semi-chisel chains
• Best used by experienced operators who maintain chain sharpness and tension

How do I install and care for this Oregon 72EXL chain to maximize life?

Installation follows standard chainsaw procedures: match drive-link count and pitch to your bar, route the chain on the sprocket, set proper tension, and torque the bar nuts to manufacturer specs. Regular lubrication, correct chain tension, and timely sharpening are the key maintenance steps to preserve cutting speed and safety.

• Confirm 70 drive links, 3/8" pitch, .050" gauge before fitting
• Keep bar nose and sprocket in good condition and maintain chain lubrication
• Sharpen with the correct file size and check tension frequently

Who is this for? The Oregon PowerCut 72EXL 20" full chisel chain is for professional arborists, timber workers, and experienced homeowners who run Echo CS-590, CS-600, CS-620 or other saws that specify D70/E70 20" chains. It’s suited to users who prioritize cutting speed and are comfortable with the maintenance demands of full-chisel cutters. If you want a modern replacement for the LGX series that matches Echo’s 20" D70/E70 specifications, this Oregon 72EXL is a direct, performance-focused option.