Milwaukee(TM) Magnetic Tape Measures Are Nothing But Heavy Duty(TM), Using Nylon Bond Blade Protection And A 5-Point Reinforced Frame, They Offer The Longest Life By Resisting Contamination Wear And Increasing Protection When Dropped, To Increase Productivity On The Jobsite, Milwaukee(TM) Magnetic Tapes Feature Double Sided Printing With Blue Print Scale For Easy Reading And Transferring Of Measurements, Additional Innovative Feature Is The Finger Stop, Which Protects Your Finger When The Blade Retracts.