Description
Trammel heads or beam compass is a tool used in conjunction with any wood offcut for marking circles and arcs on wood, metal or other materials. Consists of a pair of adjustable heads, each of which attached to a scribe. Wood offcut width of 19mm to 38mm with minimum thickness of 9.5mm, locked into place to ensure accuracy. One Pin can be replaced with a pencil. Cast iron body and brass fittings. Ideal for furniture, cabinetry, metalworking and engineering.
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