Ideal for use on the jobsite, in the garage, around the house or in the workshop. Rugged polymide construction has 30% fiberglass for increased flexibility and scratch resistance. Measures: Sae and Metric.Length (ft.): 6.Application: Jobsites, garage, house.Foldable: Yes.Material: Polymide.Waterproof — resists swelling and warping.Deeply embossed scales remain readable even in the harshest working conditions.90 degree positive stop joints.Patented free play joint with steel spring pin