TH310表面洛氏硬度计的可选附件有: 短型金刚石压头(TH3FJ01)扁型金刚石压头(TH3FJ02)细长型金刚石压头(TH3FJ03)1/8"钢球压头(TH3FJ04)及备用钢球1/4"钢球压头(TH3FJ05)及备用钢球1/2"钢球压头(TH3FJ06)及备用钢球TA220S微型打印机数据通讯电缆φ225样品台(TH3FJ07)φ150样品台(TH3FJ08)大V型样品台(TH3FJ09)平面/V型样品台(TH3FJ10)辅助托架(TH3FJ11)辅助支撑(TH3FJ12)其他各标尺标准硬度块