The Knife Blade. used by the woodworker for general work is similar to that shown in Fig. 21, at A. That shown at B is the form of blade in most common use in manual-training schools, as it is better adapted for whittling, and as its shape assists the student to some extent to prevent the knife from following the grain.

Fig. 21. - Knife Blades. A, blade used by woodworker for general work; B, blade used in manual-training schools.