marking gauge

(redirected from Scratch gauge)

marking gauge, butt gauge

marking gauge
A carpenter’s tool for scribing a line parallel to an edge; consists of an adjustable faceplate (which is run along the edge) mounted on a rod containing a marking point.
References in periodicals archive ?
The scratch/ovality indicator system--which includes the gauge, "vee" block, Palm computer, and software--costs about the same as a simple scratch gauge or high-quality caliper.