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Aluminum Oxide
Possessing the same high quality components as the T29 discs, Mercer's Aluminum Oxide T27 flap discs are made in the more traditional T27 depressed center style. Both standard and high density types are available in 4-1/2” and are available with spin on flanged hubs.
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Fiberglass backing
Heavy X-weight cloth
Resin on resin bond
With/without hub |

Fast and cool cutting
No need to switch from grinding wheel to resin fibre disc
Grind, blend, and finish in one easy step
Type 29 shape for maximum aggression |

All-purpose sanding and grinding
Ferrous and non-ferrous metals
Best for welds and blending
Rust removal
Light deburring |