Air Plug Gauges and Setting Rings are offered inner diameter range of .5 - 6mm and 6.0 - 200mm. These Air Plug Gauges are mainly designed for quick and easy checking of bore size, taper and ovality. These Air Plug Gauges and Setting Rings can be availed with tungsten carbide wear pads on requirement. These Air Plug Gauges can be provided with multiple jets. Air Plug Gauges is available with extensions to check deeper bores. Air Plug Gauges and Setting Rings can be supplied to check though or blind bores.