BAZHOU Screw Pitch Gauge, Thread Measuring Gauge, Stainless Steel Thread Plug Gauge, Screw Thread Gauge Tool, Metric and Imperial [Measure the Pitch]: This thread measuring gauge is mainly used to measure the pitch, so as to check whether the thread size meets the required gauge [Adjustable Switch]: This thread pitch gauge metric can be adjusted freely using the switch [Thread Plug Gauge]: This stainless steel thread plug gauge has been quenched and has high hardness and durability Color: silver Quantity: 1set 1.As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering. 2. Because of different monitors and lamplight, the picture may not reflect the actual color of the item, really thank you for your kind understanding. 3. Only the above package contents, excluding other products.