MILWAUKEE Magnetic Tape Measures are Nothing But Heavy Duty, resistant to jobsite damage using Nylon Blade Protection and a 5-Point Reinforced Frame. To increase productivity on the jobsite, MILWAUKEE Magnetic Tapes feature a dual magnets, which securely attaches to EMT sticks from below and steel studs in front. An additional innovative feature is the Finger Stop, which protects your finger when the blade retracts.