Oregon 59L083G PowerCut Saw Chain, .404" Pitch, .063" Gauge, 83 Drive Links Tooth Count_13 They have proprietary Twin-Cup design

They have proprietary Twin-Cup design and can take the noise levels up to 105 dBA

Preset tie straps (also known as Presets) are used to assemble chain loops or repair damaged chains

Computerized design techniques

and the teeth are impulse hardened for maximum strength and durability

Oregon 59L083G PowerCut Saw Chain, .404" Pitch, .063" Gauge, 83 Drive Links Tooth Count_13 They have proprietary Twin-Cup designA big timber, heavy duty chain for professionals who use large saws. Full chisel cutters offer top performance. Get less kickback without added weight or bulk of other methods because of the depth gauge design. Highly experienced loggers and skilled forest workers require precision, power and speed to get through a hard day's work. Oregon's PowerCut saw chain possesses all of those qualities. PowerCut uses full chisel cutters that cut quickly through