Any of various devices for gripping or securing boring rods, pipes, etc.; esp. (in early use) a tool in the form of a rod ending in a tapering…
| 单词 | θ212446 |
| 释义 | society > occupation and work > equipment > clutching or gripping equipment > [noun] > for recovering rods or tools (3) bitch1634 Any of various devices for gripping or securing boring rods, pipes, etc.; esp. (in early use) a tool in the form of a rod ending in a tapering… finger grip1820 †(a) Mining an instrument having a long shaft with two short arms projecting sideways at the far end, used for holding or retrieving rods or tools… box-bill1881 a mining tool used for recovering boring rods. |
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