GENERAL TOOLS 24 Stainless Steel Fraction Drill Gauge for identifying drill bit sizes. It features etched graduations that are filled in black for high contrast and will not wear off. The gauge measures 2-3/8" x 6-3/4" overall and is made from stainless steel that will not rust. This drill gauge is a useful guide for identifying drill bit sizes, extremely helpful when working with older, unmarked drill bits, as well as with bits that are too small to fit diameter markings. It measures bits from 1/16" to 1/2" x 64ths metric range from 0.062 to 0.500 mm.
WARNING: This product can expose you to chemicals including Nickel (metallic), which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov