3M Stanley Measuring Tape - Stanley Powerlock
 
These are metric/imperial tape measures featuring thumb operated blade lock, automatic power blade return and a removable belt clip. The blade is printed in yellow, black and red for easy reading and is coated with a polyester film for maximum wear resistance. The end of the blade is fitted with a 'true-zero' sliding hook. 
 
Specifications of Stanley Measuring Tape - Powerlock 
| Blade Width | 19mm | 
|  | Coating | Mylar | 
|  | Imperial or Metric | Both | 
|  | Length | 3m | 
|  | Series | PowerLock | 
  ® Powerlock is a trade mark of Stanley Tools Ltd