Saw-Horse.] The vise is also of great use in carrying on many other processes, but a good workman does not use it to the exclusion of the saw-horse and bench-hook.
Horses are of great use both for the rough sawing of material and in supporting large pieces during the process of construction.

The common form is shown in Fig.

170, but a more convenient form for sawing has an open top, as in Fig.

171.
[Illustration: Fig.171.

Saw-Horse.] The _picture-frame-vise_, Fig.