Zinko ZJJ-10011 100 Ton 4″ Stroke Journal Mechanical Jack- Worm gear interlocks with the precision forged worm to provide smooth torque multiplying action. Extremely high tensile strength worm gear and worm.
Unique ratcheting handle shaft design with nickel-chrome constructed wheel and plunger enables user to obtain powerful worry free worm rotation, allowing for an easy and smooth operation. Close tolerance self-locking worm and worm gear will not creep down under load. Operable vertically or laterally (lateral movement requires optional traversing bed). Unique worm gear bearing allows extremely long life and smooth rotational advance. Rigid lifting screw is made from Chrome-molybdenum steel to withstand excessive loads. Made in Japan.

Minimum Height 12.25 inches.