... 4.In Stock Indexable ISO HSS Turning Boring Bar for Sale 1.First grade HSS raw material with good toughness and hardness, which ... cooperation,we are willing to establish long term business relationships with all customers(agency for sales is included) basic on equality ... milling cutters,boring tools,boring head,boring bar,tool holders,drills,u drill,nuts,wrenches,screws and other machine accessories etc ...