Stanley 0-33-531 powerlock rule 10m/30ft With the Stanley 0-33-531 Powerlock Rule the first 100 mm /4in of the blade is reinforced with a blade armor coating for maximum durability & reduced blade breakage.
Features: Class II accuracy Compact case makes it easier to hold 3 rivet end hook for long life Tru zero end hook moves moves to compensate for accurate inside & outside measurements Mylar coated blade is up to 10 times more resistant to abrasion than normal lacquered blades Strong 25mm width blade for large standout Case made from strong ABS plastic for long life