Blast hole drill bit carousel and a blast hole drill including a blast hole drill bit carousel

摘要

A drill bit carousel for use on a blast hole drill includes a base structure that movably supports a plurality of drill receptacles. The drill bit carousel is movable between a storage position and at least one exchange position. In the exchange position, one of the drill receptacles is aligned with a centerline of a drill pipe string. In the storage position, the drill bit carousel is clear of the centerline of the drill pipe string. QB/8522779.1 PIZ/29176BUC