12mm/8mm Diameter Hardened Stainless Steel Linear Bearing Rod Rail Chrome CNC

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Description<br>Main purpose:<br>Linear axis in the automatic rotation device has widely used, such as industrial robots, automatic recording<br>instruments, computers, precision printers, special gas tank, automatic wood machines and other industrial<br>machines. And because of its hardness, can extend the life of an ordinary instrument.<br>Specifications:<br>Quantity:1 pcs<br>Material: bearing steel,GCr15<br>Hardness: About HRC58°<br>Precision: G6<br>Surface roughness: Below 1.5μM(Rmax)<br>Surface hard-thickness: 0.8μ~3mm<br>Outer diameter: 8mm<br>Length: 150mm/200mm/230mm/260mm/290mm/300mm/320mm/350mm/380mm/400mm/410mm/440mm/470mm/480mm/500mm/530mm/560mm/590mm/600mm/620mm/650mm/680mm/700mm/710mm/740mm/770mm/800mm/900mm/1000mm/1100mm/1200mm/1300mm/1400mm/1500mm<br>(Remark:)we can customize the lengh whatever you want, pls contact us before bouying.<br>Hard chrome thickness: 3.0μM(Rmax)<br>Package included:<br>1 X Linear Optical Axisa<br>On Dec-26-18 at 19:56:15 PST, seller added the following information:<br>