12 ft. Stanley Lever Lock Tape Measure STHT30813S 1/2" wide blade (STHT30813S)

12 ft. Stanley Lever 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. End hook accuracy +/-.005", with NIST Certificate, blade accuracy +/-1/32". Information from back of packaging: Auto Locking Blade with Leverlock release mechanism Fractional measurement marks for quick and easy measurements Polymer coated blade for long life Made in Thailand