With the use of this one instrument, the orthodontist or technician can install the bayonet bend or loop on the inner bow automatically with one movement of the plier. Using the tip portion of the plier, it opens, closes and forms the outer bow loop with the utmost of ease, having a cutter which is capable of cutting the inner and outer bow with minimum effort - a must for any orthodontist doing head gear or face bow adjustments. Instructions included.