Precision Adjustable Trammel

ITEM # 520

Precision Adjustable Trammel

The #520 Precision Adjustable Trammel is ideal for transferring measurements, scribing arcs and drawing large circles. It accurately measures and marks distances beyond the range of conventional compasses and dividers.

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Features

Details

  • Included points can be replaced by pencils, ballpoint pens, crayons or soapstone sticks
  • Fine adjusting screw for point setting
  • Die-cast body and ground needlepoint legs
  • Conforms to U.S. Government Specification GGG-T-661b
Specifications

Specifications

  • Leg length: 3 in.
  • Clamp opening accommodates 3/8 to 3/4 in. thick beam

Includes

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