Lufkin C2910MME590 13mm 1/2-Inch x 10m 33-Foot Oil Gauging Atlas Chrome Clad Tape 1/2-Inch (13mm) x 33-Feet (10m) with black markings bonded to steel Recessed beneath multiple layers of nickel and chrome electroplating Provides greater resistance to wear and corrosion All tapes read right to left Heavy-duty frame designed for years of rugged use