104 



too narrow, otherwise the canal which is to be cut with 

 it will be too small. In using it, the cutting" surface is 

 put against the bark in the same way as with the gouge. 

 The principal point of difference between the knife in 

 question and the gouge is that the cutting edge is more 

 or less drawn along the bark, and thereby, the necessary 

 direction is given with the hand which holds the handle. 

 The farrier's knife has been in use from the early days 

 of the industry and still does good work, although the 

 tool next to be mentioned is now receiving some amount 

 of preference owing to its easy manipulation. 



FIGURE 370. 



Improved Jebong Knife. 



Somewhat of a drawback is that it is not so easy to 

 sharpen as the gouge, and it wears out quicker. 



3. The Jebong Knife (fig. 370). 



This tool is made on the same principle as the fairier's 

 knife, but the blade is bent. Its action is essentially a 

 drawing one, much more so than with the farrier's knife. 

 When using it on the upper series of tapping lines, those 

 at breast height and upwards, the knife is drawn from 



