The #523 adjustable trammel is ideal for transferring measurements, scribing arcs and drawing large circles. It accurately measures and marks distances beyond range of conventional compasses and dividers.
Included eccentric points can be replaced by pencils, ballpoint pens, crayons or soapstone sticks
Included eccentric points can be replaced by pencils, ballpoint pens, crayons or soapstone sticks
Fine adjusting screw for point setting
Die-cast body and ground needlepoint legs
General's adjustable trammels accurately measure and mark distances that are too great for conventional compasses and dividers
Clamp opening accommodates 5/8 to 1-1/2 in thick beam
