stainless steel/carbon steel handwheel used for valve Material: stainless steel,carbon steel Surface treatment zinc/chrome/nickle plated,powdercoat,painting and etc. Weight: 0.1-6Kg Outer dimension: 80-800mm Material thickness: 1.0-2.5mm Inner hole: square,hexagon,circle Mould: manufacture in house OEM/ODM is welcome. We supply various kinds of handwheels according to customers' drawings. Photos If you want to know more product information or to order our products and please contact me for more details.