Like the chisel in cutting convex outlines, it is pushed or driven perpendicularly thru the wood laid flat on a cutting board on the bench, as in perpendicular chiseling.
Fig.

72, p.

56.
[Illustration: Fig.82.

Gouging.] In sharpening an outside bevel gouge, the main bevel is obtained on the grindstone, care being taken to keep the gouge rocking on its axis, so as to get an even curve.

It is then whetted on the flat side of a slipstone, Fig.