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2PCS 8mmx 250mm (0.32' x 9.9') Case Hardened Chrome Plated Linear Motion Rods Linear Rail Rod Shaft for 3D Printer, DIY, CNC - Metric h8 Tolerance

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$9.99

$ 4 .99 $4.99

In Stock

1.Size:100mm


2.:Type1(2pcs Rods)


  • Material:C45# Carbon Steel, Chrome Plated(10um-20um);Hardness: HRC62±2.
  • Diameter:8mm, tolerance -0.005mm to -0.03mm ( 7.995mm - 7.97mm).
  • Length250mm, tolerance ± 0.5mm ( 149.5mm - 150.5mm ).
  • Widely used in CNC, 3D printer, automatic machinery, injection molding machine, engraving machine, etc. especially in bearing purpose.
  • Package include:2PCS 8mm x 250mm Linear Motion Shaft.



Product Description

linear motion rods

High quality

Material:C45# Carbon Steel,Chrome Plated(10um-20um)

Hardness: HRC62±2

Accuracy:h6-h7-6g

Roughness concentration:ra0.10m-ra0.35m

Surface Hard-thickness: 0.8 – 3mm

Straightness: Below 5μm/100mm

Main use:

Linear Motion Rods is widely used in automatic and rotating devices, such as industrial robots, automatic transcription machines, computers, precision printers, automatic wood plastic machines and other industrial automatic machines. At the same time, its hardness can extend the life of ordinary precision instruments.

High Frequency Quenching

High Quality Material

Adapting C45 high quality steel, high frequency quenching, surface chromium plating(10um-20um). The case hardness could be reach to 57-62 HRC. Durable and corrosion-resistant.

highly polished

highly polished

The surface is smooth, no cracks, no bubbles, uniform color and texture.

High Quality Material

High Frequency Quenching

The surface of the rods is processed by special grinding and hard chrome plating technology, and then mirror polished.

Chamfering Process on both ends

Chamfering Process on both ends

Chamfer on both ends, easier to install linear bearings and won't hurt fingers when installing it.


Customer
2025-09-03 17:05:14
These were of a diy milling machine. Very smooth and straight, worked perfectly.
gmart
2025-08-31 16:38:46
used for dual shaft stepper....machining was very important here....these fit the bill...
Stacey L. Waring
2025-07-30 16:46:07
The dimensions all look correct and seems like a good product, though only 4 stars because the chamfer wasn’t very good and was only partially done on the rods.
T. L. Clark
2025-07-28 12:35:52
Was what I was expecting from the description and worked perfectly.
Patrick J A Hoefnagel
2025-06-15 13:38:41
I purchased these in order to utilize them for structural integrity on a very large 3D printed spaceship model that I am making. These are top notch quality and I am very happy that I was able to get these!!
Peter
2025-05-14 17:28:05
Installed them in a printer, they have worked well! 😃
Electronic presentation
2025-04-07 16:31:03
I am using these for my anet am8 build and the rods came nicely packaged and work amazing I like the chamfered end for easy installation all in all 10/10
Customer
2025-03-24 20:44:45
Purchased for my custom 3D printer. Fit and function is perfect for my application.
Remy Bordeleau
2025-02-28 16:28:58
Surface is smooth and shafts are straight.
jose de jesus arredondo
2025-01-30 18:51:19
Calidad precio
Manu Domm
2025-01-17 14:03:05
Buenas barras
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