... CCC CE ISO9001Use range:We had test for the following oil materials, Suitable type of Seed: Corn, SoyBean,Cashew, Camellia , Walnut , ... cold pressing and hot squeeze.5. A double helix oil press equals two oil press, can obtain double benefits.6. Perfect after ... free replacement parts,lifelong supply the parts .Warranty: The entire oil press fully guarantee in 1 year, including parts: spiral, chamber ...