規(guī)格：
1、"SDC" Non-Woven Felt Discs, 140mm diameter x 3mm thick, box of 24 pcs
"英國(guó)SDC企業(yè)" 耐磨羊毛非織物襯墊用于馬丁代爾，直徑140mm及厚3.0mm(每盒有24塊)
(750 +/-50g/m2, approx. 3 +/- 0.5mm thick)
符合標(biāo)準(zhǔn)：BS5690-1988, M&S P19
2、"SDC" Non-Woven Felt Discs, 90mm diameter x 3mm thick, box of 24 pcs
"英國(guó)SDC企業(yè)" 耐起球羊毛非織物襯墊用于馬丁代爾，直徑90mm及厚3.0mm(每盒有24塊)
符合標(biāo)準(zhǔn)：ISO 12945-2:2000
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