Strong, 6 Ft (1.83 M) Long Hardwood Rules with Clear Abrasion-Resistant Coating; Riveted Lock Joints are Designed for Long Wear and Maintained Accuracy; Black Markings on Yellow, with Red Stud Center Markings Every 16 Inches; Measurements are Marked on Both Sides and Both Edges, Graduated to 1/16th Inch; Engraved Graduations on Both Sides

Specifications:

Type: Folding Rule
Unit of Measure: Inches
Length: 6 Foot
Edge Type: Double-Edge
Material: Wood
Color: Black Markings on Yellow, Red Stud Center Marking