Single, double and Arc Scribers.
Scribes lines with a tungsten carbide replaceable blade
follows and scribes round curved surfaces.
comes with a scribe for curves and also takes pens and pencils.
Tungsten carbide replaceable blade, accurate scale with
ability to measure hole depths etc.
twin blades for marking parallel lines
scale for accurate setting, one of the blades can retract entirely for
use for marking single lines. Can be used as a depth gauge,
blades are rotatable and replaceable.