ANIMAL DENTISTRY. 



139 



mended is twenty-four to twenty-five inches long and has a 

 head consisting of a box joint and two cutting jaws no more 

 than one inch long which approximate within one-quarter of 

 an inch when the instrument is closed. Six inches from the 

 center of the box joint is a second one. to increase the lever- 



FiG. 92. 

 The Open Molar Lever Cutter. 



age. The fork between the joints is of three-quarter inch 

 (square) bar steel, while that from the last joint and handles 

 is of five-sixteenth steel. 



This instrument must possess strength at the expense of 

 its neatness. It can be opened wide enough to receive any 



Fig. 92A. 

 Plain Open Molar Cutter. 



elongation of the horse's molars and will promptly cut, with 

 only nominal effort, any tooth its jaws may grasp. 



The single joint open molar-cutters, unless made much 

 stronger and longer, will frequently disappoint the operator 

 and will always require a number of strenuous efforts before 

 a large tooth will yield. 



