Precision Miniature Ball Screw RSK1204 with 12mm Diameter & 4mm Lead

High-precision ground ball screw for ultra-smooth linear motion in CNC applications

Industrial-grade hardened steel construction ensures extended durability under heavy loads

Pre-loaded ball nut eliminates backlash for pinpoint accuracy in machining operations

Compact design ideal for space-constrained CNC routers and mini milling machines

Tight tolerance manufacturing (±0.01mm) guarantees consistent performance

Perfect for DIY CNC conversions, 3D printer upgrades, and small-scale automation projects

Special anti-friction coating reduces wear for maintenance-free operation

Complete with precision-matched bearing balls for optimal load distribution

Direct replacement part for industrial machinery requiring RSK1204-3 specification