PTC數(shù)顯及指針式塑料硬度計(jì)符合ASTMD2240標(biāo)準(zhǔn)1-1/4 直徑底部 特殊的尺寸和形狀使讀數(shù)更準(zhǔn)確精確度數(shù)顯式: 1整數(shù)字指針式: 1刻度柔軟手握部分,使用時(shí)更舒適指針式附設(shè)最高讀數(shù)指針數(shù)顯式連證書指針式型號(hào)規(guī)格型號(hào)規(guī)格511AASTMTypeA501AASTMTypeA512DASTMTypeD502DASTMTypeD511BASTMTypeB501BASTMTypeB512CASTMTypeC522CASTMTypeC511/OASTMTypeO501/OASTMTypeO512DOASTMTypeOO502DOASTMTypeOO