This multipurpose pruning shear is power operated by by an air compressor. Lightweight and easy to use, this pruner requires little muscle power and diminishes the risk of tendonitis for all kinds of pruning work, both large and small scale. Swivel cutting head with 360 degree rotation ensures comfort and precision on cuts of up to 30mm/1.2in, particularly where the wood is very hard. Micrometric adjustment system guarantees a clean and precise cut throughout the life of the tool. A locking ring on the command lever increases safety by ensuring the blade is never accidentally locked. A manual thumb catch can also be used to keep the blade locked when the pruners are inactive. The double piston and forged aluminum cutting head support with lifetime guarantee create a strong but lightweight tool that provides effortless cutting on a variety of pruning work. Weight 710g/25oz Length 260mm/10.2 in Cutting Capacity 30mm/1.2 in. Operating pressure is 100 PSI for medium cutting capacity to 210 PSI for large cutting capacity. 7 to 15 bars. Air consumption is 24 to 50 liters/min. Can be ordered with 60, 120, and 150 cm (23.6, 47.2, and 59.1 in) extensions. Made in Switzerland by Felco.