摘要 |
An anchor having an internally threaded first opening, a body, a first end on the body threaded to fit the first opening, a second end on the body, configured to fit an opening in the wall of the mold for extending a first length of the body into the wall, a second opening in the second end extending toward the first end, and a protrusion in the second opening configured for receiving a tool for transferring rotational force about an axis through the first end and the second end for withdrawing the body from the anchor. The protrusion is recessed the first length from the second end. An annular member extends radially from the body, one axial end of the protrusion is at the axial position of the annular member.
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