资料来源 : pyDict

螺丝绞板; 板牙铰手

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Diestock \Die"stock`\, n.
   A stock to hold the dies used for cutting screws.

资料来源 : WordNet®

diestock
     n : a device that holds the dies that cut external threads on
         metal cylinders