Package Includes: you will receive 2 pieces black drill bit gauge, whose scales are clearly printed on the double sides with black and white colors, providing a clear and accurate measurement to read the bit sizes quickly and efficiently Quality Material: made of high quality material, this drill bit sizer gauge is solid, sturdy and rustproof, will not deform, bend or wear out easily, and the numbers on this drill gauge are hard to fade, which can be for a long time 29 Holes to Measure: there are 29 holes with different sizes in this metal drill gauge, and the holes are designed in inches and decimal equivalents, ranging from 1/16 inch to 1/2 inch with white marked fractions and decimals, which can meet your complicate measurement needs Practical Design: the drill bit templates use machined heavy duty steel construction and ground to close tolerances, nice for sizing older, unmarked and too small bits, helping you to identify the drill bit diameter and find the size you need when working Simple to Carry: this drill bit size gauge is about 6.2 x 2.36 inches, suitable to put in the working bag for carry out, and it is , so you will not feel heavy to hold when you do some measuring work; The hanging holes on the top and bottom are easy to hang and will not take up the space color:Black Material:Stainless steel Package Contents: 2 x Drill gauges Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.