Features and Benefits:•Reads in 32nds, millimeters, centimeters•Permanent and accurate engraved markings•Stainless steel•Hook edge feature for easy measuringThe Empire 27308 12 in. stainless steel hook ruler features black graduations. The handy hook ruler stores out of the way when not in use. Measures 32nds and millimeter readouts. There are identical increment graduations on both sides for ease of use.