The NSK Ballscrew, Z-Axis, 28" (2216-5020) Metric, BLS-0024N, is a genuine Fadal CNC replacement part designed for precision and reliability. With coolant-thru capability, it ensures smooth Z-Axis performance, reduced friction, and improved machining accuracy. This 28-inch ballscrew is engineered to meet diverse CNC requirements, enhancing machine longevity and efficiency. Backed by a one-year warranty, the NSK Ballscrew offers durability, making it an essential upgrade for maintaining optimal CNC performance. visit site: https://itscnc.com/ballscrews-assy-parts/ballscrew-z-axis-nsk-28-2216-5020-metric-coolant-thru.html