DOP394174051MAK Makita 394-174-051 Cover Plate for Power Cutters. This is a true OEM Makita cover plate # 394-174-051 or 394174051. Replaces Makita # 394-174-050 or 394174050. Used on Makita DPC 6200, 6201, 6400, 6401, 6410, 6411, 7301, 7310, 7311, 7321, 8112.