25 ft. Stanley Power Lock Tape Measure comes with Certificate of Traceability to NIST (National Institute of Standards and Technology).
These tape measures have been carefully selected and verified for end hook accuracy at the 6" calibration lines.
Information from back of packaging:
7 ft. of blade standout
Mylar polyester film coated blade for superior protection
Tru-Zero hook for accurate inside and outside measurements
Made in USA with Global Components