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Wood Rulers

Keson wooden rulers have long been an essential tool for carpenters, mason’s, plumbers and all types of tradespeople. They extend to over 6 feet (2m). They enable you to draw straight lines up to these lengths without the use of a chalk line or mason’s line.

WR1818X – Brass Extender

The brass extender makes measuring tight openings a snap. Extends up to 6 inches, and sliding rule stops at each end to resist falling out. A very useful tool for carpenters.


  • Six-inch brass extender allows for accurate measuring in tight places
  • Measures in feet and inches
  • 1/16-inch graduations

WR1818- Inside Read

This wooden folding ruler has inside marking. Numeration starts on the inside of the rule, so the measurement lies close to the work.


  • Measurements are marked on both sides, both edges, graduated to 1/16-inch
  • Measures in feet and inches
  • Designed for carpentry and wood-working

WR1810- Engineer’s

Designed for engineer or other measurements requiring tenths and feet. Decimal points on engineer’s scale prevent reading errors.


  • Graduated in feet, 10ths and 100ths
  • Regular outside marking in feet, inches, graduated to 1/16-inch
  • Engineer’s side has foot marks in red, and decimal points

WR18M- Metric

This 2-meter folding ruler measures in mm, cm, and meter graduations.


  • Measures in mm, cm, m & feet and inches
  • 2 meter total length
  • Metric measurements on one side, feet and inches on the other

WR18BL- Brick Mason

This brick ruler is designed for use in bricklaying and mason’s work, with a brick mason’s scale on the inside.


  • Vertical Brick Mason scale on the inside rule
  • Measures in feet and inches, graduated to 1/16-inch
  • High-quality materials, clear protective coating

Download Sell Sheet 

WR1818X 028511 6 ft. ft, in & ft, in with 6 inch extender 5/8 BEECHWOOD BRASS EXTENDER
WR1818 028528 6 ft. ft, in, 1/8, 1/16 5/8 BEECHWOOD INSIDE READ
WR1810 028535 6 ft. ft, in, 1/8, 1/16 & ft, 10th, 100ths 5/8 BEECHWOOD ENGINEER’S
WR18M 028559 6.5 ft./2m ft, in, 1/8, 1/16 & m, cm, mm 5/8 BEECHWOOD METRIC
WR18BL 028542 6 ft. ft, in & brick mason units 5/8 BEECHWOOD BRICK MASON