[Time Saver]This nut and bolt can save your time from identifying the thread size and pitch of nuts and bolts within . No more mixed bolts and nuts in a messy tool box. Quickly organize your nuts and bolts in a store case. A and time saver could stop you from buying other measure tools. [Unique design]Our has anti-slip pad which the stability and it has more function than you thought. This identibolt has measure scale from range 0-6 inch and 0-15 cm on the both side of it. This nut bolt checker also include a hanging hole design which mean it is easy to store. The anti-slip pad design could also prevent damage to your workbench . [Anodized Aluminum]This is made of stainless steel and aluminum which the product could be used for a long-term. And anodized aluminum keep this nut and bolt anti-rust. More importantly, it make this thread gauge checker comfortable to use and hold. This standard and metric is a symbol of convenient in your life. [Precise Scale]This nut and bolt inch & metric has high precision thread size, including 14 Metric & 14 standard(inch) size. It will easy to categorize your nuts and bolts. And all of the scale is made by professional laser etched technology which our nut and bolt can be used and last for a long time. Colour: red & Silver Material: Aluminum alloy Package Contents: 1 x nut checker 1 x thread gauge Only the above package content, other products are not included. Note: Light reflection 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.