Features:
- Made of stainless steel, rust and wear resistant, durable.
- It is useful to check the tool angle when cutting threads on a metal lathe.
- Check the angle on the thread cutting tool on the V-groove of the gauge.
- It is 55 Degree & 60 Degree Thread / Screw Pitch Gauge gage with lock up device.
- Thread is an inch thread with a profile angle of 55 degrees and a flattening height of H / 6. G represents cylindrical thread.
- METRIC thread is also known as international metric thread. Metric thread has ordinary thread (tooth angle 60 °); Trapezoidal thread (profile angle 30 °); Serrated thread (profile angle 33 °); Square thread, etc.(This product is suitable for 60 degree ordinary thread).

Specifications:
Type: Thread gauge
Material : Stainless steel
Color: Silver
Blade Quantity: 58 pcs
Specification: Metric & Imperial & US
Blade Thickness: 0.4cm
Applicable: Industrial measurement

Measuring Range:
- Metric: 6.0, 5.5, 5.0, 4.5, 4.0, 3.5, 3.0, 2.5, 2.0, 1.75, 1.5, 1.25.1.0, 0.9, 0.8, 0.75, 0.7, 0.6, 0.5, 0.45, 0.4, 0.35, 0.3, 0.25
- Imperial: 4G, 4 1/2G, 5G, 6G, 7G, 8G, 9G, 10G, 11G, 12G, 13G, 14G, 16G, 18G, 19G, 20G, 22G, 24G, 25G, 26G, 28G, 30G, 32G, 36G, 40G, 48G, 60G, 62G
- US: 8, 10, 11, 14, 19, 28

Note:
- Wipe the measuring surface of the feeler gauge with a clean cloth, and do not measure when the feeler gauge is dirty or metal septum, otherwise the accuracy of the measurement result will be affected.
- Insert the feeler gauge into the measured space, pull the feeler gauge back and forth, When you feel a little resistance, tighten the lock nut, and the value marked by the feeler gauge is the clearance value.

Package Include:
Product Weight : 68 G / 2.40 Ounces
Product Dimensions (L*W*H) : 67*20*13 MM / 2.64*0.79*0.51 Inches
1 x Screw Gauge Set