盒裝8款400pcs 304介子M2-M10

套裝包括：
M2 (60pcs)
M2.5 (60pcs)
M3 (60pcs)
M4 (60pcs)
M5 (50pcs)
M6 (50pcs)
M8 (40pcs)
M10 (20pcs)