💎Gem Calibrating Machine / Cabochon Making machine
This machine is equipped with one motor, reproduces the shape of all usual gems stones : Oval, Round, Square, Octagon, Heart, Pear Marquise, Trillon, Six Corner and Eight Corner etc. Various cams are used to obtain the true shapes. The diamond Lap Plate of 8" is used for grinding. The stone turns automatically with the help of Motor. Preshaping and calibration of Cabochons can also be done with the adjustment of radius of required size.
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