Simple offset guide for Hypertherm 45XP 75 degree plasma cutter hand torch and standard shield. Use this as a spacer between the cut line and the straight edge against which you will hold the torch to set the straight edge at the right distance for your cut. Narrow end is for cut to the outside of the line (part you want is on the straight-edge side), wide end is for cut to the inside of the line (part you want will be the offcut side.