HN – Air Service Jacks

• From 30 to 80 Tn.
• Telescopic models with two and three stages.
• Operated by an air / hydraulic pump. Air pressure required: 8 to12 bar.
• Ram return is automatic. Constant and controlled speed under load, can be increased without load.
• Check valves guarantee load holding, even if an air or oil pipe is accidentally broken.
• Equipped with an over-pressure safety valve as protection against overloading.
• Three-position handle can be lowered to place the jack under the load.
• A hardened serrated load saddle and extension pieces of 70 and 120 mm are supplied as standard.
• Easy to operate, with the control located on the end of handle.

HN Datasheet