規(guī)格： 1、"SDC" Non-Woven Felt Discs, 140mm diameter x 3mm thick, box of 24 pcs "英國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) 符合標準：BS5690-1988, M&S P19 2、"SDC" Non-Woven Felt Discs, 90mm diameter x 3mm thick, box of 24 pcs "英國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) 符合標準：ISO 12945-2:2000