A If you receive a defective item, you may return it or ask for a discount. Due to time zones, our reply to your questions may not be immediately.If it's non-workdays, please kindly be patient and wait till Monday. This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Workholding & Toolholding\Toolholding\Spindles". The seller is "dentalove" and is located in this country: US. This item can be shipped to United States.