Mining ZT44 Hammer Machine | Facebook
Hi, Matt Coss here product manager at Tractor Joseph This year''s our CT 40 four down the hole Hammer machine capable of doing up to eight inch holes. diameter, 20 foot single pass a hundred and 40 foot total death as an eight hundred horsepower engine and capable of doing 1360 CFM at 350 PSI or flexing to 500 PSI PSI at at at 1120. 1120. 1120.