Crescent Lufkin
Lufkin 4' Steel Circumference Rule
$137.99
- Standard rule for tinners and other sheetmetal workers
- Tempered medium-weight steel
- Black markings for easy reading
- One side upper edge marked inches to 1/16ths
- Reverse side has formulas for calculating circumference, diameter, area
- Hole in one end for hanging
- Lower edge marked up to 150 circumference inches to 1/8ths
- 1/16" x 1 1/4" x 4' steel rule