One-time use polishing glass model 250 is made from thermoplastic elastomer plastic cup, 251, 252, is composed of thermoplastic elastomer plastic cups and copper rod, 256, 258 by the thermoplastic elastomer plastic cups and polycarbonate rod of 240-144, 144-241 is composed of thermoplastic elastomer plastic cups and polyamide silk MAO, 243-144, 144-144, 245-144, 144-245, 346-144, 144-144, 645-144, 144-645 is composed of copper rod and polyamide silk MAO, 347-144, 547-144, 144-547 is composed of polycarbonate pole cup and polyamide silk MAO, the 745-10 by silicone impregnating copper rod and polyamide silk MAO, PD8011, PD8021, PD8031 cup body made of silica gel, alumina mixture and polyphenylene sulfone rod, PD8010, PD8020, PD8030 cup body made of silica gel, alumina and copper rod combination.
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