【High Accuracy】 This indicator measures in 1/10 mm (0.1 mm) increments.【Easy to Use】 The dial has a diameter of 44 cm. The clear and accurate reading makes it easy to use. No experience or special skills are required, the reader is designed for everyone. The color code is easy to read.【Portable with a storage bag】 With a lightweight and compact design and a kangaroo bag, it is convenient to take it out.【Save Time and Money】 No more wasting time and money on expensive and complicated tread measuring devices. With our depth gauge, it only takes a few seconds to check the condition of the tires.【Superb Material】 Made of stainless steel, this tread depth tool has a long service life. And the round dial with pointer design allows for easy reading.