Trammels Drafting, Layout And General Contracting Applications.
Trammels have die-cast bodies with hardened and ground points for long lasting durability. Sold in sets of 2. Precision Adjustable Trammels include one fixed and one adjustable trammel. Cnforms to GGG-T-661b government standard. Adjustable Trammels can be used with scribe, pencil, crayon, or soapstone depending on material to be marked. Heavy duty clamps fit 5/8" to 1-1/2" thick beams of any length.