- 24" x 2" body, 16" x 1-1/2" tongue, 1/8" thick
- Durable lightweight aluminum body with low-glare matte finish
- Hi-visibility laser etched EZ Read™ graduations and numbers
- Accurately mark from 14"-21" radius in 1" increments using featured scribe notches and pivot point
- Graduations measure in 1/8", 1/10", 1/12", 1/16" and 1/100"
- Includes octagon scales, rafter tables and brace tables