The Starrett® 59A is very useful for laying out and scribing circles beyond the capacity of ordinary dividers. The trammel heads have a clamping device that firmly holds various attachments.

Starrett® Trammel Head, Series: 59 Series, For Use With: 3/4 to 1-1/2 in W Beam

• The heads will accommodate any size beam from 3/4 - 1-1/2 in W
• Since beam length requirements vary widely and they are easy for the user to fashion, we do not furnish a beam
• Clamping device that firmly holds various attachments
• The attachments consist of two sizes of caliper legs, two sizes of divider points
• Set of four ball points with holder
• One of the large caliper legs features a joint operated by an eccentric thumb piece for fine adjustments
• A pencil may be clamped in either head in place of the caliper legs or divider points