Features and Benefits:•Bendsup to .5” solid roundrod.•3 driven rollspowered by hand crank.•Allowsbending on either side of the bottom rollfor more radius options.•Comes standard withtooling for flat bar,1/4" Round and 1/2" Round.•Optional tooling setsfor round stock available.•Includesconvenient floor stand.•Covered by a1-year parts warrantyandlifetime technical support by phone.We designed this portable dynamo tolast a lifetimeand built it from only thesturdiest plate steel parts. With thismanualring roller, you can easily make small complete circles.