They are not likely to be usable nor safe on steep sloped roofs.
Tear off roof machine.
When used on a shingled roof the unique design of the tear off blade also removes most of the fasteners saving the extra time needed to prep the area to be resurfaced.
Roofmaster razer tear off machine features.
Spar marathon roof peeler tear off machine.
Razer tearoff machine by roofmaster this heavy duty workhorse is built to withstand the rigors that come with tearing off the most troublesome roof decks.
With a blade width of 30 and weight of only 56 lbs this machine will drastically reduce the back breaking labor of shingle removal.
Some of these roof stripping machines are also available from equipment rental companies.
This tear off roof peeler is equipped with an 18 inch dual action cutting blade dacb for better cutting with a slicing action.
Powered by a 13hp honda electric start engine it has a low center of gravity weighing 580lbs.
Most though perhaps not all of these shingle tear off machines are suitable for low slope asphalt shingle or roll roofing or flat roofs.