MB4220-A Interior polisher is a kind of semiautomatic interior polisher.
MB4220-A Mechanical Reciprocate Interior polishing machine is a kind of semiautomatic interior polisher. It is mainly used to polish the interior side and the interior bottom of round shape wares. When using 2 or more than 2 of this kind machines assembled on one line to polish the interior side and bottom of metal wares respectively, the production efficiency can be greatly increased. The machine has been China Patent No.: 2007100269380