Model 700 Power Drive Hand Held Threader, 1 8 in to 2 in Pipe Capacity ORS NASCO Upgraded with a new premium Upgraded with a new premium aluminum oxide grain for 15% faster cut rate Color coded for gas service to provide added safety Internal check valves designed to prevent reverse flow and accidental mixing of oxygen and fuel gases Torch and regulator models provide downstream and upstream protection 10 in maximum cutting capacity For stopping flashbacks by preventing ignition of mixed gases and to protect equipment such as hoses Heavy duty hand held power drive Designed for RIDGID® Model 12 R die heads Other RIDGID® die heads (OO R 11 R) can be used using adapters It can also be used with 258 258XL pipe cutters Double throw reversible switch