Attributes

Brand	-
Category	Industrial Small Parts / Bearings & Bushings
Origin	-
Material	Bearing Steel (GCr15) / Carbon Steel
Hardness	HRC 58-62
Surface Finish	Ra 0.4 - 0.8 μm
Tolerance Class	ISO IT6 / IT7
Customization	Available (Non-Standard Sizes)
Primary Application	Excavators, Hydraulic Shafts, Industrial Machinery
Heat Treatment	Quenched and Tempered
Coating Option	Zinc Plating / Black Oxide / None
Packaging	Anti-Rust Paper + Wooden Case
Production Lead Time	7-15 Days (Depending on Quantity)

5 reviews

Anonymous

Mar 31, 2026

Rating: 4/5

Good quality steel

Material feels robust. Delivery took a bit longer than expected but worth the wait.

Anonymous

Feb 19, 2026

Rating: 5/5

Durable and wear-resistant

Using them in high-friction areas. No signs of wear after 3 months of heavy use.

Anonymous

Feb 06, 2026

Rating: 5/5

Excellent for non-standard parts

Hard to find these specific dimensions elsewhere. Great support team helped with specs.

Anonymous

Feb 01, 2026

Rating: 4/5

Solid industrial component

Meets specifications provided. Packaging prevented any rust during shipping.

Anonymous

Jan 23, 2026

Rating: 5/5

Perfect fit for our excavators

Ordered custom sizes for repair work. Precision was spot on and saved us a lot of downtime.

5 FAQ

Q: Do you provide material certification?

A: Yes, mill certificates are available upon request for all steel batches.

Q: What is the maximum inner diameter you can produce?

A: We can produce sleeves up to 500mm ID depending on complexity.

Q: Can you manufacture based on a CAD drawing?

A: Yes, we accept DWG, PDF, and STEP files for custom production.

Q: Is there a minimum order quantity for custom parts?

A: MOQ is typically 10 pieces for custom non-standard sizes.

Q: Can these be hardened after machining?

A: They come pre-hardened to HRC 58-62 unless specified otherwise.

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