Description

Comprising two heavy-walled glass cylinders 40mm and 15mm i.d. respectively. Both fitted with non-return values and synthetic material piston; pumped worked by hand lever 315mm long, ratio about 2:1, safely value provided in the larger piston so that pressure in excess of that which can safely be applied to the glass cylinder enables the water to use above the piston and escape through the overall pipe at the top; stopcock at the base of small cylinder for replenishing cylinder with water by rubber tubing from beaker of water. Removable loading platform, wedges for breaking metal bars. Strongly constructed and mounted on baseboard 290x190mm.