Adjustable Trammels - General Tools 520

The Adjustable Trammels (520) from General Tools are essential for precise layout and measurement tasks in woodworking and drafting. These trammels feature adjustable arms that allow for easy measurement of circles and arcs up to 24 inches in diameter. Constructed from durable materials, they ensure longevity and reliability in various applications. The ergonomic design provides a comfortable grip, making it easy to use for extended periods. Ideal for carpenters, architects, and hobbyists, the General Tools Adjustable Trammels are a must-have for achieving accuracy in your projects.

The Precision Adjustable Trammel set is our finest, most robust trammel package. The set includes a fixed and an adjustable trammel, allowing you to dial in on your measurement with pinpoint accuracy. Also provided is a pencil holder which can be used in place of a scriber. Trammels are great for drawing large circles or for making marks over sizable distances.

• Set includes 1 fixed trammel, 1 adjustable trammel.
• Clamp opening fits 3/8” x 3/4” beam.
• Adjusting screw on trammel allows pinpoint accuracy.
• Includes pencil holder.
• Die-cast bodies with hardened and ground 3” needlepoint legs.
• Conforms to government specifications GGG-T-661b.
• Replacement points available (item #84P)


Instructions:

1. Use a beam 3/8” x 3/4” or smaller of desired length.
2. Slide fixed point of trammel onto end of beam and lock in position with clamp screw.
3. Slide adjustable trammel on beam within 5/8” of predetermined measurement and lock in position with clamp screw.
4. For fine adjustment, position the trammel points against a rule or tape measure. Tighten or loosen the fine adjustment screw to move the point to your specified measurement.

General Tool - General Tools & Instruments

Manufacturer	General Tools & Instruments

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