Ceramic handle to introduce the handwheel is what?

Metal polishing base has been implemented, address: AngYi fishing cross the village ( Wood group for land) Polishing machine number 800, now the relevant matters: - ->
ceramic handle full name to introduce the handwheel manual pulse generator, also called photoelectric encoder. Mainly used for nc machine tools, vertical machining centers, horizontal machining center, gantry machining center, CNC equipment, such as novel appearance, mobile convenience, anti-interference, load ability

this is to introduce you to the handwheel ceramic handle.