I-drill chuck iyi-clamp ekhethekile esetshenziselwa ukubamba ibhithi elijikelezayo;ngenxa yalokhu, ngezinye izikhathi ibizwa ngokuthi i-bit holder.Kuma-drill, ama-chucks ngokuvamile anemihlathi eminingana ukuze avikele kancane.Kwamanye amamodeli, udinga ukhiye we-chuck ukuze ukhulule noma uqinise i-chuck, lezi zibizwa ngokuthi ama-keyed chuck.E...
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