Hi we are interested in your product, the details I needsee attachment for basic gear data. We would appreciate if you can give us two separate quotations, one for industrial grade and the other one for precision grade of the specified gear and sprocket type. Delivery address will be in China. Quantity: 1000 pcs from each product (total 2000 pcs) I look forward to your reply. Best regards, Ivan Ivanovski ---------------------------------------------------------------- Follow the links for downloading the CAD files. 1. For the Sprocket CAD model: http: shop.sdp-si.com catalog product ?-3709# 2. For the Spur Gear CAD model: https: khkgears2.net catalog2 DS1-32