M1R-001 cuts left from tight curves to straight.

M2R-002 cuts right from tight curves to straight.

M3R-003 cuts straight (or wide curves left to right in light stock.) accoplishes most metal cutting requirements of the home craftsmen.

M6R-006 Offset blades material away from hands, allow straight or circle cuts to be made easily.

M41-008 is widely used in the heating and air conditioning industry as a pipe and duct snip.