With a Tru-Zero® end hook, a Mylar®-coated blade, and a secure blade lock, the STANLEY® 25 ft. PowerLock® Tape Measure ensures precise measurements and long-lasting durability. • 7 ft blade standout. • Mylar® polyester film extends life of entire blade. • Chrome high-impact ABS case is job site tough. • Secure blade lock won't creep during measurements. • Corrosion-resistant Tru-Zero® end hook for accurate measurements. Designed with the professional in mind. Secure lock helps prevent blade from creeping. Includes 16" and 19.2" stud center markings. Special Tru-Zero hook does double-duty as a pivot for drawing circles and arcs. Three-rivet, corrosion-resistant hook moves for accurate inside/outside measurements. High-visibility yellow steel blade remains rigid up to 7 ft and is coated with Mylar for durability. Extra-tough chrome case with belt clip for easy portability. Tape Measure Type: Locking Rule; Blade Length: 25 ft; Scaling System: Standard; Blade Material: Steel.