Lufkin® 646LN Plumber's Folding Rule, Measuring System Inch, Graduation 45 deg Scale Inches to 1/16ths Upper Edge Only
Lufkin® Plumber's Folding Rule, Series: Red End®, 6 ft Length, 5/8 in Width, Measuring System: Inch, Graduations: 45 deg Scale Inches to 1/16ths Upper Edge Only, Red/Black Markings, Wood
- Graduated one side, in black, inches to 1/16ths both edges
- Turning rule from black to red gives corresponding 45 deg elbow dimension
- All sections have square ends
- Every joint opens on even number
- Inside marked with 6 scales in a 16 in. module
- Outside is graduated on both edges to 1/16ths
- First end section is a short section
- Permits butting the rule on the first 16 in module