... HSS Internal Turning Boring Bar We are DOHRE TOOL, a manufacturer of carbide cutting tools and HSS turning tools. There ... , meanwhile, we have enough stock for these turning boring bars, we can get all frequently used ... test order available, you can order 1-5pcs turning bars to test. 2. Delivery: Shipped by ... are interested in these high precision HSS turning boring bars, please send me detail models for ...