Recent › Forums › BARKER DOOR › door cup depth This topic has 1 reply, 1 voice, and was last updated 12 months ago by ChadBarker. Viewing 1 reply thread Author Posts April 8, 2025 at 8:48 am #2504 Reply Pat what depth are the cups bored? April 10, 2025 at 12:26 pm #2509 Reply ChadBarkerKeymaster Hinge cups are drilled at precisely .55″, 35/64″, or about 9/16″. They are drilled to accept both the compact and Clip-Top Blum Hinges. Author Posts Viewing 1 reply thread Reply To: door cup depth Your information: Name (required): Mail (will not be published) (required): Website: Cancel Submit