Folding Rule 61 by Hultafors Save Liquid error (product-badge line 32): Computation results to '-Infinity'% $13.50 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart A classic folding rule manufactured from downy birch with Swedish steel joints, affording thin sections and great flexibility. Scale with black figures on both sides, metric along the bottom edge and British imperial along the top edge. Features Wood, Scale mm & inch (both sides) Coated with a water-based protective lacquer for increased resistance to dirt and moisture. The joints are heat-treated, coated and oiled at three points to ensure first-class performance. Each folding rule section is checked twice during the production process using high-speed cameras.