3x Magnet Keys Lock Opener 5mm 6mm 6.5mm Unlock Locksmith Tool Keys for Cylinder Magnetic Latch LockThis tool is made up of five multi-faceted cylindrical magnets， each of which the magnetic gap of the center to sub N and S poles before unlocking can be arbitrary mobilize 360 beads， different angles of each lock， the magnet insertion keyhole to open all types of cylindrical magnetic lock design， medium and small three minutes， using a simple， open and fast. Specifications Diameter 5mm， 6mm， 6.5mm.Package Content:3 x magnet keys