the world > food and drink > farming > cultivation or tillage > cultivation of plants or crops > viticulture > [noun] > pruning vines > pruning-knife or implement
vine-knife1483
vine-hook1601
1601 P. Holland tr. Pliny Hist. World I. 547 Men are wont to take their Vine hookes when they be newly ground & sharpened [etc.].
1615 Thomas's Dict. (ed. 10) Averrunco,..to purge vines with a vinehooke.