Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Material	Bearing Steel (SUJ2 Equivalent)
Surface Hardness	58-62 HRC
Diameter Tolerance	g6 Precision Grade
Straightness Accuracy	0.05mm per 300mm
Surface Finish	Precision Ground and Polished
Available Lengths	70mm, 80mm, 100mm
Diameter Options	1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, 7mm
Manufacturing Standard	Japanese Industrial Standard (JIS)
Heat Treatment	Induction Hardened
Recommended Use	Linear Motion Systems, 3D Printers, CNC

5 reviews

Anonymous

Apr 15, 2026

Rating: 5/5

Fast delivery

Needed these for a repair job. Arrived quickly and well packaged.

Anonymous

Apr 11, 2026

Rating: 5/5

Precise tolerances

Measured with calipers, exactly on spec. Will buy again for future projects.

Anonymous

Mar 11, 2026

Rating: 5/5

Great for 3D printers

Fit perfectly into my LM8UU bearings. Very smooth motion overall.

Anonymous

Mar 09, 2026

Rating: 4/5

Good quality, minor rust

Shafts are hard and straight. One had a small spot of surface rust upon arrival.

Anonymous

Mar 04, 2026

Rating: 5/5

Excellent straightness

Used these for a custom linear actuator. No binding issues during operation.

5 FAQ

Q: Are these shafts chrome plated?

A: No, these are plain hardened steel shafts without chrome plating.

Q: Do you ship internationally?

A: Yes, we ship to most countries via standard courier services.

Q: What bearing size fits the 5mm shaft?

A: The 5mm shaft is compatible with LM5UU linear ball bearings.

Q: Is the surface smooth enough for bushings?

A: Yes, the precision ground finish is ideal for linear bushings.

Q: Can I cut these to a shorter length?

A: Yes, but you must re-harden the cut end to maintain durability.

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