The TNP series metallographic grinding and polishing machine is used in the metal industry, electronics, scientific research institutions, institutions and schools. It is designed for the needs of metal hardness judgment and metallographic structure observation. There are suitable models from manual grinding to automatic grinding. Available for selection, simple operation, no complicated settings, suitable for various brands of metallographic consumables, speed adjustment, forward and reverse rotation, beautiful appearance, complete functions, please contact Taiwan Zhongze Co., Ltd.