Features:There are 3 different types, 10/15/20m, choosing based on your needs.All metal anti-expansion system,and recycle tape is fast and smooth.The oil guaging tape frame is aluminum profile material. With a new ABS plastic design at the handle.The tape is made of carbon steel which has accurate calibration and strong corrosion resistance.The oil gauge is suitable for measuring the depth of oil in vessels such as tankers and tanks, or for measuring the depth of water level at the bottom of vessels. Package Includes:1x Oil Gauging Tape Specifications:Material: Brass+ Carbon Steel+Aluminum AlloyLength: 10/15/20m, 33/49/66 Ft note:Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item.