produce ID£ºQY22719
spin troche£º40+40/2X40
density£º80X70
composition£º100%C

produce ID£ºQY23009-5
spin troche£º40+40/2X40
density£º90X70
composition£º100%C

produce ID£ºQY23312
spin troche£º40+40/2+21/2X40
density£º90X76
composition£º100%C

produce ID£ºQY22079
spin troche£º32+32/2X32
density£º80X70
composition£º100%C

produce ID£ºYG22045-15
spin troche£º40+40/2*40
density£º68*58
composition£º100%C

produce ID£ºQY22270
spin troche£º32+32/2X32
density£º70X65
composition£º100%C