Oriental engineering works pvt. Ltd. Offers two stage hand pumps for double acting cylinders. This oriental engineering works is an iso 9001:2000 & iso 14001 certified company. Two stage hand pumps in conjunction with 4-way 3-position hand operated directional control valve are required for double acting jack/ram/cylinders. They work on a lift-hold-retrace mode.
The two stage hand pumps for double acting cylinders is available in following models:
Ch 17 007, ch 17 012, ch 27 022, ch 27 042
Ch 27 100, ch 27 250, ch 27 500
