T12 12mm lead screw 23.62 inch / 600mm length, right and left hand bi direction lead screw with 2pcs brass nuts (acme thread, pitch of screws: 3mm, lead: 3mm, single start) used in 3d printer built for smooth motion, steady alignment, and clean

T12 12Mm Lead Screw made for smooth installs and clean fit
✔️ T12 12mm lead screw 23.62 inch / 600mm length, right and left hand bi direction lead screw with 2pcs brass

This 2 pack is meant for clean replacement or upgrade work where fit and smooth operation matter.

✅ Features:
✅ Right hand and left hand lead screw diameter: 12mm
✅ Lead / pitch: 3mm
✅ Total length: 23.62 inch / 600mm
✅ With 2pcs brass lead screw nuts, no end machining. there are about 20mm reserved for the middle joint, both the right hand and left threads length is 290mm

💡 What lubrication setup helps a ballscrew run smoother at higher speeds?
Quick answer: match pitch, travel length, and support style to your axis load and speed.
* Pitch controls feed rate and torque demand
* Proper end supports keep alignment tight under load
* Good lubrication cuts heat and wear over time

Built to keep motion smooth and accuracy steady during long production runs.