3/8" wide steel blade for durability. Polymer-coated blade withstands abrasion for a long life. High-impact ABS case for durability, 16" stud center markings simplify framing jobs. Easy-wind drum for easy retraction. End hook recoils neatly into contoured case. Belt clip for hands-free use and convenient transportation. Corrosion-resistant Tru-zero folding end hook for accurate measurements.