Ideal for use in polyethylene plants, petrochemical industries, utilities, underground mines and marine applications Pneumatic power is safer than gas or electric in hazardous atmospheres and wet environments, including underwater applications Low maintenance and easy startup � saw chain and motor are automatically oiled by two separate lubricating systems Powerful 4 HP motor at 90 PSI air pressure, 92 CFM Chain guard to protect operator Available with 17", 21in. and 25in. cutting capacity .404 pitch Super Chisel saw chain is standard