The drive head comes in two torque-rating ranges. The design also delivers other features for rugged field conditions.
Hose assemblies are not furnished with drive heads. For hydraulic flow more than 20 gpm, 3/4″ – diameter hose is recommended. For flow rates of 20 gpm and below, 1/2″ hose may be used. Swivel joint and swivel joint adapter are furnished. Thread size is 1″ – 11 1/2″ NPSM (National Pipe Straight Mechanical).
See the Chance® Civil Construction Installing Tools for Screw Anchors and Piles catalog for more details