KLEIN TOOLS 11061 Self-adjusting Wire Stripper / Cutter

Wire Stripper with stripping head that adjusts to strip: 10-20 AWG solid, 12-22 AWG stranded, and 12/2 and 14/2 Romex® cable (all sizes) and other nonmetallic (type NM) sheathed cable
Adjustable stopper to control the length of the core strip
Tensioning thumb wheel allows for precise stripping of smaller gauge wire
Convenient wire cutter in handle
Grooved grips are designed for added comfort
Perfect for HVAC applications because it allows you to strip the outer jacket of thermostat wire and then all the associated individual wires
Romex® is a registered trademark of Southwire Company