聚氨酯支持过 Polyurethane support roller 1) High price performance ratio 2) High load capacity,wear and cut resistance 3) Variety of Colors ISO9001:2008 Polyur
27-HDP过Kelly Bushing，轮Bushing 1.27-HDP Roller Kelly Bushing (Roller Bushing)is a necessary tool for drilling. 2.It is to drive kelly spinner by matching with master bushing. 3.Thr
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2-roller rolling machine,2-roller plate bend,2-rol Detailed Product Description: 1,Model:2-roller rolling machine,2-roller plate bend,2-roller plate roll W10-2.5*1200 2,Parameters: Max thickness of pl
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