Can be adjusted to work at any recess depth

* Can be Re-sharpened

Easy installation into existing ducting systems

There are three models of template-holders which can be combined with the different templates depending on the type of hinge

The blade locks securely in any position from full left to full right by an easy to operate knurled not on the stock

100mm 4" Stainless Steel Multi-Use Ruler & Gauge RNG/4 by Groz 12v Can be adjusted to work100mm 4" Stainless Steel Multi Use Ruler & Gauge RNG 4 by Groz A popular pocket sized, 5 in 1 tool useful for a variety of applications. Can be used as: A Drill Point Gauge for checking 59 angle drill points A Protractor for measuring and laying out angles A Center Finder for locating centers on shafts and circles A Circle Divider for dividing circles into sectors, polygons and polygrams (up to nine equal parts) Tap and Drill Table shows popular tap