4pcs Imperial Thread Plug Gauge 2B Go No Go Thread Gauge with Boxes, Double End Through Stop Measurement Hand Tool for Internal Thread Detection (#4 to #10)
5 Dimensions: This thread plug gauge set comes in the following sizes: 10 - 32UNF, 8 - 32UNC, 6 - 32UNC, 4 - 40UNC. They can meet your different measuring needs.
High Precision: The thread plug gauge has an accuracy of 2B and features both Go - Gauge and No - Go Gauge designs. Go - Gauge (T): It is mainly used to test whether the functional pitch diameter and major diameter of threads are within the qualified range. No - Go Gauge (Z): It is used to test whether the actual center diameter of the thread is beyond the maximum allowable value.
Premium Material: The measuring head of the thread plug gauge is made of bearing steel, which is strong and wear-resistant. Suitable for multiple uses.
Easy to Carry: Each through stop measurement hand tool comes with a small box. This not only effectively prevents the thread plug gauge from being damaged, but also makes it easy to store and carry.
Wide Application: The pitch diameter measurement tool is suitable for thread inspection in small - sized power tools, electronic products and so on.