general 523 trammel set
precision adjustable trammel set 5 8 to 1 1 2 inches clamp opening layout tool for large diameter circle br b features b ul li application for layout marking templates and drawing large circles li li features off center eccentric points points can be replaced with pencils ballpoint pens crayons or soapstone sticks li li item precision adjustable trammel li li mounts to beam 5 8 to 1 1 2 thick of any length li li trammel length in . 6 li ul
general