The employee puts the bolt in the non-threaded part into the jig, causing the workpiece to be unable to capture the workpiece specs and the sensor to be able to detect the workpiece.
The staff inserted the bolt into the fixture, making it impossible for the workpiece to detect its specifications, and the sensor could detect the workpiece.
The staff took Bolt to the non-spiral part and put down Jigger, so that the workpiece could not capture the spectral workpiece, and the sensor could detect the workpiece.