Item Type: Guide Pin Sleeve <br>Outer Diameter: Approx. 10mm / 0.4in <br>Inner Diameter: Approx. 7mm / 0.3in <br>Head Height: Approx. 10mm / 0.4in <br>Total Height: Approx. 20mm / 0.8in <br>Carburized Layer: Approx. 1mm / 0.04in <br>Material: 20Cr <br>Surface Hardness: 58-62 <br>Concentricity: 0.005 <br>Fit Clearance: 0.03mm<br>1、These guide posts and guide sleeves are often used to ensure that the mold moves with precise positioning. <br>2、The kit contains 20 guide posts and 20 guide sleeves, sufficient in quantity, easy to use and replace. <br>3、Using excellent 20Cr material, has good toughness and high strength, not easy to corrode for a long time. <br>4、Overall ultra?vacuum heat treatment, with balanced hardness of HRC58?62, not easy to wear. <br>5、The product has high accuracy, the single piece concentricity is ≤0.005mm, and the combination concentricity is ≤0.03mm.Do not contact water, it will rust.20 x Guide Pin<p>20 x Guide Sleeve<br></p>