The QEP® 7/8" Titanium Coated Tungsten Carbide Tile Cutter Replacement Scoring Wheel with Ball Bearings is the original equipment replacement part for QEP® tile cutter models 10500, 10600BR, and 10800 and includes the attachment Screw. It is also compatible with most tile cutters that use a 7/8" ball bearing wheel. This tile scoring wheel is designed for accurate scoring on ceramic, porcelain and glass tile. Replace a dull scoring wheel to maintain the cutter's optimal performance.