SFU1204 Ball Screw Kit 12mm Dia 4mm Lead 350mm Long With Ball Screw Nut Anti Backlash End Machining For BK BF12 CNC Machines Heavy Duty Rock Solid Precision Drive

SFU1204 Ball Screw Kit for BK/BF12 CNC, 12mm dia, 350mm length
✔️ 12mm dia, 4mm lead, 350mm length, pack 1, BK/BF12 end machining

This high-precision SFU1204 ball screw kit is designed for BK/BF12 CNC machines, delivering smooth linear motion and accurate positioning. It’s ideal for milling, routing, and other precision tasks where reliable feed and repeatability matter.

✅ Total length: 350 mm (13.78") with anti-backlash end machining for BK/BF12
✅ Diameter: 12 mm (0.47")
✅ Lead: 4 mm per revolution
✅ Material: bearing steel with high hardness and wear resistance
✅ Nut: anti-backlash ball screw nut for precise positioning

💡 What is a ball screw kit used for in CNC machines? It is a handy upgrade that converts rotary motion into precise linear travel, delivering smooth operation and tight control. - It provides precise linear motion with low friction - Handy for reducing backlash and improving repeatability - It fits standard BK/BF12 end machining and pairs with typical motors