Draw large circles, mark templates, and measure distances that are too big for conventional compasses and dividers with this easy to use Trammel Set. Clamps onto any surface 5/8" to 1-1/2" thick and any length. Replaceable points can be substituted with a pencil, ballpoint pen or soapstone stick depending on the materials surface.
Clamps onto beam 5/8" to 1-1/2" thick of any length
General's adjustable trammels accurately measure and mark distances that are too great for conventional compasses and dividers
For layouts, marking templates, and drawing large circles
6" off-center eccentric points provide fine adjustment
Points can be replaced with pencils, ballpoint pens, crayons, or soapstone sticks for marking various materials
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