Dual 16mm Lead Screw Set, 480mm Long With Brass Nuts, Bi-Directional Acme Thread, 4mm Pitch And Lead, Includes 2 Brass Nuts, Right And Left Hand Threads, 3D Printer Upgrade Kit For Smooth Precise Linear Motion
✔️ 16mm dia lead screws, 480mm long, 4mm lead; 2 brass nuts
The set is a high-precision bi-directional lead screw pair designed for smooth, accurate linear motion in DIY machines. This kit is ideal for upgrading 3D printers and small CNC rigs, delivering balanced travel and reliable alignment across long axes.
✅ Lead screw diameter: 16 mm (0.63 in), stainless steel (304) for durability and straightness
✅ Lead: 4 mm (0.157 in) with 230 mm (9.06 in) per side for balanced travel
✅ Overall length: 480 mm (18.9 in); middle joint reserved ~20 mm for easy mounting
✅ Nuts: two T16 brass nuts with four fixing holes for sturdy attachment
✅ Bi-directional design ensures opposing nut motion stays synchronized for high precision
💡 What is a bi-directional lead screw set used for in DIY 3D printers and CNC machines?
This handy setup keeps two opposing nuts moving in sync, delivering precise, controlled linear motion across the full travel length.
- Bi-directional movement minimizes synchronization errors between motors - Handy upgrade for 3D printers and small CNC rigs needing steady, straight travel - Includes two brass nuts and right/left hand screws for straightforward mounting - Lead screw length of 480 mm with 230 mm per side supports long travel