post tension jack

Stressing Jack

Stressing jack is used for stressing a single tendon, including high tension wire with diameter from 5mm to 10mm, strand with diameter from 15.2mm to 21.6mm. It also can be used for ZJM group anchor, trouble clearing, quit of anchor, and additional stressing. It is widely used in bridges, high-rise buildings and hydropower projects, etc.

mono jack

Mono Strand Jack

center hole jack

Multi-strand Jack



onion jack

Onion Jack

barrel swager

Barrel Swager