::Product Detials::
- Aluminum oxide is durable and the most common abrasive grain
- Closed coat for a higher-quality finish than an open-coat disc
- Resin bond for heat and moisture resistance, and retaining abrasive grains well
- Four abrasive pack design bonded to central hub for use on 1" to 4" diameter bores
- Use with the appropriate mandrel: Merit's model BPM-4 or equivalent (sold separately)

**Check Rating, Reviews & Promotion**
The Black Friday "Merit B-425 Alo Resin Bond Bore Polisher, Aluminum Oxide, 10000 rpm, Grit 180 (Pack of 10)" Cyber Monday 2012 Phoenix, AZ, USA Merit B-425 Alo Resin Bond Bore Polisher, Aluminum Oxide, 10000 rpm, Grit 180 (Pack of 10) Sales
**Posted as August 8, 2012.**
