<div> <h1>About This</h1> <ul> <li>HGR25 LINEAR GUIDE RAIL: This linear rail set contains 2x HGR25 1000mm rail shafts and 4x HGH25CA blocks,16x M6*16mm flat head hex socket cap bolts,50x linear rail dust cover C6,1x allen wrench.</li> <li>HIGH QUALITY STEEL MATERIAL: Linear guides are made of carbon steel, linear bearings made of GCr15 bearing steel. Surface chrome plating treatment beautiful anti-rust, hardness can as high as HRC62, more durable.</li> <li>HIGH QUALITY: Motor-driven guide rail achieves high precision linear motion. Designed to achieve high precision linear motion, low friction coefficient.</li> <li>EASY TO INSTALL: Stainless steel linear optical axis guide bearings, steel support rail with pre-drilled holes for easy installation, no need for maintenance.</li> <li>WIDE APPLICATION: The CNC linear rail is widely used in automatic equipment, precision measuring equipment, and many other machines that need precision linear movement.</li> </ul> </div>