10 best 8mm steel rod 330mm for 2024

We spent many hours on research and managed to find top 10 8mm steel rod 330mm that is best suitable for you. This review is based on reliable sources, product specs, and hundreds of customer reviews. In this article, were going to highlight the main features of the best 8mm steel rod 330mm and why they are important when it comes to choosing the right one.

Best 8mm steel rod 330mm

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Best 8mm steel rod 330mm reviews

1. 8mm Shaft 330mm=12.992 Hardened Rod Linear Motion

Feature

Round steel shaft for use with linear support blocks and closed type slide units in linear motion applications
Chrome plated for corrosion resistance
Case hardened for wear resistance
Precision ground for consistent ball bushing radial clearance
Shaft diameter and length specified for accurate fit

2. ReliaBot 2PCs 8mm x 330mm (.315 x 13 inches) Case Hardened Chrome Plated Linear Motion Rod Shaft Guide - Metric h8 Tolerance

Feature

The material is carbon steel, which is very suitable for linear motion rod.
The surface has been chrome plated to enhance the hardness.
Chamfer on both ends, easier to install linear bearings and won't hurt fingers when installing it.
Diameter 8mm, tolerance -0.005mm to -0.03mm ( 7.995mm - 7.97mm)
Length 330mm, tolerance 0.5mm ( 329.5mm - 330.5mm )

3. Glarks 18Pcs Stainless Steel Solid Round Rod Lathe Bar Stock Assorted for DIY Craft Tool, Diameter 2.5-8mm Length 100mm

Feature

Product type: High quality stainless steel solid round rod lathe bar stock assorted
Material: High hardness stainless steel, strong rust-resistant and corrosion-resistant, sturdy and durable
Diameter: 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, 8mm
Feature: The surface is smooth, easy to shape, no cracks formed
Application: Widely used in Gear shaft, motor shaft, short support shaft, shaft pocket model, miniature axle, model plane, model ship, model cars

4. Cylinder Linear Motion Rod Rail Shaft Optical Axis OD 8mm X 200mm 300mm 330mm 350mm (Pack of 4)

Feature

Pack of 4pcs (buy 1, you will receive 4)
Material: chrome plated 45# carbon steel
Diameter: 8mm; length: 200mm/300mm/330mm/350mm(at your choice at drop down box)
Feature: smooth, rub resistant, corrosion resistant, high precision and hardness
Suitable for printer or other linear motion system

5. uxcell 8mm x 352mm Hardened Rod Chrome Plated Linear Motion Shaft/Guide

Feature

8mm Diameter(Tolerance: -0.01mm ~ -0.03mm), 352mm long Linear Motion Shaft
Case hardened for wear resistance
Chrome plated for corrosion resistance
Chamfer on both ends, easier to install linear bearings and won't hurt fingers when installing it
Round steel shaft for use with linear support blocks and closed type slide units in linear motion applications

6. Sunhokey 8mm x 330mm (0.315" x 13") Case Hardened Chrome Linear Motion Rods/Shafts/Guides(Pack of 2)-Metric G6 Tolerance

Feature

The material is carbon steel, which is very suitable for a linear motion rod.
The surface has been chrome plated to enhance the hardness.
The chamfer on both ends, easier to install linear bearings and won't hurt fingers when installing it.
Diameter 8mm.Length 330mm.Precision ground grade 6.

7. Linear Motion Rods 2PCS 8mmx 330mm (0.315 x 12.99inches) Case Hardened Chrome Plated Linear Motion Rod Shaft Guide for 3D Printer, DIY, CNC - Metric h8 Tolerance

Feature

HIGH FINISH AND STRAIGHTNESS:The surface of the Linear Motion Rods is treated by special grinding and hard chrome plating technology, and then mirror polished. The surface is smooth, without cracks, and even with no bubbles.
HIGH HARDNESS: 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.
HIGH ACCURACY: Diameter 8mm, tolerance -0.005mm to -0.03mm ( 7.995mm - 7.97mm), length 330mm, tolerance 0.5mm ( 329.5mm - 330.5mm ).
HUMANIZATION DESIGN:Chamfer on both ends, easier to install linear bearings and won't hurt fingers when installing it.
WHAT YOU GET: 2 PCS 8mm x 330mm Linear Motion Shaft. 30-Days money back guarantee, 1-Year warranty, 24/7 friendly customer service.

8. TOPPROS Pack of 4 Round Steel Rod, Diameter 8mm HSS Lathe Bar Stock Tool 200mm /7.9 inch Long, for Shaft Gear Drill Lathes Boring Machine Turning Miniature Axle, Clindrical Pin Tool

Feature

Specifications: Diameter: 8mm / 5/16", diameter accuracy: +/-0.02mm / 0.0007"; length: 200mm / 7.9". High-speed steel rod is with combination of hardness and toughness for wear resistance
General Purpose: Widely used for processsing milling cutters, sharp knives, gravers, punch press needles, bearings sleeve rods of machine tools, high hard ejector rods and mold center pins
Versatile Steel Rods: Ideal for processing top circle, end face, bore, thread, plane, step, groove. Suitable for copper, aluminum, unhardened steel items
Use Note: Please add some oil during storage and reduce contact with air or do not expose to air for rust protection. The surface is smooth, easy to shape, no cracks formed
Meet Your Needs: Steel Rods can be easy to cut and formed into replacement parts for almost anything. You can cut to any size you want according to your needs

9. Mssoomm Linear Motion Rod Shaft Guide 8mm x 600mm Case Hardened Chrome Plated for 3D Printer, DIY, CNC - Metric h8 Tolerance, 2Pcs

Feature

Tolerance: Metric h8, hardness about HRC58-64, hardening depth: 0.8-2.5mm, straightness 0.1/1000mm, chrome thickness: 0.015mm-0.02mm, roundness: no more than 3m
Adapting C45 high quality steel, high frequency quenching, surface chromium plating(15um-20um). The case hardness could be reach to 58-64 HRC. Durable and corrosion-resistant.
Widely applied in CNC, 3D printer, automatic machinery, injection molding machine, engraving machine, etc. especially in bearing purpose
Humanization Design:Chamfer on both ends, easier to install linear bearings and won't hurt fingers when installing it
We can customize the linear rail, including the length and end processing, please tell us if you need. We provide full range of different diameter of the linear rail shaft rod: 5, 6, 8, 10, 12, 13, 14, 16, 20, 25, 30, 35, 40, 50mm and so on.

10. LANGTECH Powder Coated PEI Build Surface for Voron 2.4 350, Sovol SV03, RepRap 3D Printer Textured PEI Powder Steel Plate 14x14355X355MM

Feature

OffersexcellentfirstlayeradhesionfortheVoron 2.4 350, Sovol SV03 and other 3D printers with 355x355mm heated bed size
Higherdurabilityrating and higher resistance to temperatures ensure a longer lifespan of bed adhesion
Preventsthecommontoomuchadhesionproblemthata PEIbedcauses sometimes
Offers rougher and stippled surface finish created by the powder coating layer
Works with PLA, TPU, PETG, ABS and many other filaments

Conclusion

All above are our suggestions for 8mm steel rod 330mm. This might not suit you, so we prefer that you read all detail information also customer reviews to choose yours. Please also help to share your experience when using 8mm steel rod 330mm with us by comment in this post. Thank you!