The FHC Phenolic Straight Edges are created by the impregnation of layers of a substrate with a resin then formed utilizing heat and pressure resulting in one of the best durable material that won't observe the cutting fluids or warp like the Wooden Edges do.
NOTE: To prevent warping/bending of Straight Edge always store them by hanging them or laying flat after each use. Do not lean against a vertical surface / upright for a long period of time.
Solid Strong Phenolic Material That Will Not Absorb Fluids or Warp | An Important Tool When Cutting Glass | Designed for Cutting Glass | Heavy Duty 1/2" Thickness Built to Last | Easy to Use | Proudly Made in the USA | 3" Width | A Must Buy for Any Glass & Glazing Professional