... unit 1.high quality 2.durable in use Micro spray with unit configuration parameters1, single screw plastic ... nitriding jingmo tooth surfacesTooth surface materials, alloy1.5 long-term type filter. Network convenience2, and the die head + sizingUsing ... length, 1500mmCooling medium, water4, tractionDrawing method double roller compaction type (3)Traction motor power, 1.5 KW5, drilling equipmentPunch, ...