Integy Hex Wrench Set,Ti-Nitride(6 LW) INTC22816 Integy wrenches are color coded sizes. Hex wrench tips have a high degree of tolerance to lock screws into place. Easily replaceable wrench tips, just loosen the set screw, insert new tip and tighten. One each 3/32" 5/64" 1/16" 0.05" 1.5mm 2.5mm wrenches.