Flap Disc, with Fiberglass Backing Pad
Size    Arbor           Grit                  Type
4"       5/8"   36#  40#  60#  80#  120#    T27  T29
4-1/2"   7/8"   36#  40#  60#  80#  120#    T27  T29
7"       7/8"   36#  40#  60#  80#  120#    T27  T29

Flap Disc, with Metal Backing Pad
Size    Arbor           Grit                  Type
4"       5/8"   36#  40#  60#  80#  120#    T27  T29
4-1/2"   7/8"   36#  40#  60#  80#  120#    T27  T29
7"       7/8"   36#  40#  60#  80#  120#    T27  T29

Characteristic:

*Premium Zirconia and Ceramic, Ideal disc for material removal
*The arbor can be Round and Six Prism.
*Longer life, cooler cut.
*Consistent finish throughout their long life.
*Widely used on vessel and metal.