heavy duty tool

... heavy-duty roughing tool 重型粗加工刀具 heavy-duty tool 粗切刀,荒切刀,重型机床 heavy-duty tool block 单臂刀架 ...

1.重工器(heavy-duty tool) (一)砾石偏锋砍器(choppers) a.边刃偏锋砍器(side chopper) b.端刃偏锋砍器(end chopper) (二)中锋...