Whether you need to decode a key so you can code-cut a new original, or are faced with a key that does not work, there are many times when it is vital to get a precise measurement of the cuts on a key.

The Ultimate Micrometer is a precision instrument, specifically designed for measuring the depths of cuts. The easy to see digital display gives accurate readings in thousandths of an inch or millimeters, without eye strain. The ratchet thimble prevents damage from overtightening and the durable construction provides years of reliable service.