Timber Tools Drill Guide - a precision tool designed to bore perpendicular holes. Accurate drilling is achieved with the auger tip pulling the base flat against the level timber surface. Depth and upper limit stops, retraction springs, and centering template ring for ten auger bit sizes from 3/8" to 1". Maximum drill depth ~ 19" for the 24" Drill Guide. The portability of these drill guides ensures that you can drill accurately where-ever you might find yourself. Made in Canada.
Drill clamp diameter 43 mm (Euronorm) or 1.69".
CAUTION: Always use drill motor with built-in safety clutch.