| Ort der Herkunft |
China (Mainland) |
The Reverse Circulation Junk Basket is used to retrivev below objects: bit cones, cutting blades and hand tools, etc. During operation, with the steel ball dropped into the valve seat, fluid flow in a continuous tream to the center of the tool and up through return prots in the upper end of the barrel, all junk is thus carried inot the barrel above the junk catcher