Oregon DB-2 Replacement Bench Grinder Dressing Brick is used to keep your grinding wheel the correct shape.
For Oregon 310-120, 410-120, 520-120, and 620-120
Drissing brick can work with both 5-3/4" and 4-1/8" grinding wheels
Can be used on Oregon 551462, 511AX, and 510A Bench Grinders
Oregon DB-2 Replacement Bench Grinder Dressing Brick is used to keep your grinding wheel the correct shape. This dressing brick can work with both 5-3/4" and 4-1/8" grinding wheels