TRAMMEL HEAD 33 ECLIPSE

Trammel Head 33 Eclipse – No. 33.  

Supplied as one pair of heads which, when mounted on a beam of suitable thickness, provide an efficient and convenient means of laying out the distance between two points and scribing arcs and circles.  

Also known as a ?beam compass?  

For laying out the distance between two points  

For scribing large arcs and circles  

Use wooden strip off-cut minimum 10 mm thick x 38 mm wide  

A pencil can be fitted in place of one pin