10 week lead time

Upgrade for existing Brodbeck Ironworks Surface Grinder owners to a on/off switchable magnet that retro fits to the same rails and bearings. This upgrade kit will include the MagSwitch chuck and shim kits (which will include one of each of these shims 0.020, 0.015, 0.0125, 0.010, 0.0075, 0.005, 0.003, 0.002) to re-dial in your surface grinder. See upgrade video for installing and re-tuning your surface grinder. If you need a new surface grinder bearings or a new 4" wheel please see them in parts.