Pneumatic Chain Saw: TYPE A Ingersoll MANUFACTURED BY:WOLF (Reed Prentice Corp.) INTRODUCED:1927 MOTOR:Ingersoll Rand AIR PRESSURE :80 lbs. min. AIR VOLUME:70 cfm WEIGHT :76 lbs. (34 kg) CONFIGURATION:One or Two man operation DRIVE:Gear reduction CONSTRUCTION:Aluminum castings GUIDE BAR:24 in. (61 cm)