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Banner Commercial For over 50 years, Banner Commercial has been a premier supplier of precision ground bar, centerless grinding, turning, and straightening services.

We are an ISO 9001 certified supplier to various commercial industries. Contact us to request a quote. Banner Commercial is an ISO 9001 certified metal supplier to various commercial industries. For over 50 years, we have been a premier supplier of precision ground bar, centerless grinding, turning, and straightening services. Our facilities encompass over 200,000 square feet of production floor space, and contain over 8 million lbs. of carbon steel, stainless steel, brass, aluminum, titanium, alloy, and heat treated bar. Banner Commercial delivers custom tailored and complete supply chain solutions for raw material and value-added services to OEMs, Contract Manufacturers, Precision Machine Shops, and Regional Service Centers serving the commercial and industrial industries. Contact us today to request a quote.

Industrial machining depends on bar stock that performs consistently from the first cut to the final part. ⚙️ Banner Com...
10/20/2026

Industrial machining depends on bar stock that performs consistently from the first cut to the final part. ⚙️

Banner Commercial supplies 1045 carbon steel bar for industrial markets, supporting machined components used in equipment, tooling, shafts, pins, and other high-demand production applications.



With centerless grinding, turning, straightening, and specialty bar-processing capabilities, Banner Commercial helps manufacturers source material prepared for efficient machining, tight tolerance work, and repeatable production.



Have a production challenge that starts with the right bar stock? Connect with Banner Commercial to discuss sizing, tolerances, and sourcing options for your next industrial job: https://bargrind.com/contact-us/



Reliable pump components begin with accurately prepared material. For the industrial pump market, 316 stainless steel b...
10/13/2026

Reliable pump components begin with accurately prepared material.



For the industrial pump market, 316 stainless steel bar provides a corrosion-resistant starting material for applications such as pump shafts, valve components, and fluid-handling equipment.



Banner Commercial combines specialty bar inventory with precision grinding, straightening, and material-sourcing expertise to support demanding machine-shop and OEM requirements.



Looking for a dependable stainless steel bar supplier? Submit your specifications through the Banner Commercial Request Quote page.



Better bar supports better machining. Banner Commercial supplies 12L14 carbon steel bar for the automotive market, supp...
10/09/2026

Better bar supports better machining.



Banner Commercial supplies 12L14 carbon steel bar for the automotive market, supporting high-volume machined applications such as fittings, bushings, and precision turned components.



With expertise in precision ground bar, centerless grinding, turning, and straightening, Banner Commercial helps manufacturers pursue the straightness, roundness, and diameter tolerances required by modern machining operations. ⚙️



Need material for an upcoming production run? Visit the Banner Commercial Request Quote page to share your specifications.



Reliable motion begins with the right round bar. Carbon 1045 round bar is a practical material option for industrial rol...
09/29/2026

Reliable motion begins with the right round bar.

Carbon 1045 round bar is a practical material option for industrial rollers, axles, pins, and general machinery components. Banner Commercial supports manufacturers with precision bar processing designed to provide a consistent starting point for production machining.

🏭 Have an industrial component drawing ready? Turn it into a material request today:
https://bargrind.com/contact-us/

Downhole tools operate where material consistency matters. Alloy 4150 round bar can support the manufacture of oilfield ...
09/22/2026

Downhole tools operate where material consistency matters.

Alloy 4150 round bar can support the manufacture of oilfield tools, couplings, and other components exposed to demanding loads. Precision-ground material can also reduce the amount of preparation required before machining begins.

🔩 Ready to source material for your next tooling run? Challenge our team with your 4150 requirements:
https://bargrind.com/contact-us/

High-load industrial components demand a strong material starting point. Alloy 4340 round bar is a strong fit for the in...
09/15/2026

High-load industrial components demand a strong material starting point.

Alloy 4340 round bar is a strong fit for the industrial vertical, supporting demanding applications such as heavy-duty shafts, couplings, spindles, tooling components, and high-load machinery parts where strength, toughness, and consistency are critical to performance. Banner Commercial’s turning, grinding, and straightening capabilities can help customers receive bar closer to their required diameter, straightness, and surface condition before production machining begins.

🏭 Building an industrial specification around 4340? Send the details and start the quote conversation:
https://bargrind.com/contact-us/

Gear performance starts before the first tooth is cut. Alloy 8620 round bar is commonly considered for carburized gears,...
09/08/2026

Gear performance starts before the first tooth is cut.

Alloy 8620 round bar is commonly considered for carburized gears, pinions, and powertrain components that require a hard working surface with a supportive core. Banner Commercial can help precision manufacturers start with round bar prepared for efficient downstream machining.

⚙️ Planning an 8620 gear or pinion program? Put your material requirements in motion:
https://bargrind.com/contact-us/

In electric motors and power transmission assemblies, rotating components depend on consistency. Fit, balance, wear surf...
09/01/2026

In electric motors and power transmission assemblies, rotating components depend on consistency. Fit, balance, wear surfaces, and reliable material identification all play a role in helping manufacturers reduce avoidable issues during production.

Banner Commercial provides precision ground rounds for industrial power system applications where tight-tolerance bar helps support smoother machining and more predictable component performance. If your team is building parts for motors, shafts, or power transmission systems, Banner Commercial can help you start with material built for the job.

👉 Request a Quote: https://bargrind.com/contact-us/

Automotive components are expected to perform consistently over long service cycles, and that starts with material that ...
08/25/2026

Automotive components are expected to perform consistently over long service cycles, and that starts with material that supports repeatable machining and dependable corrosion resistance. Banner Commercial supplies stainless steel ground bar for automotive applications where quality, fit, and production consistency matter.

From rotating parts to precision-machined components, stainless steel ground bar can help manufacturers manage cycle times and reduce variability from lot to lot. For automotive teams focused on repeatability, Banner Commercial brings precision ground bar experience and service built for production needs.

👉 Request a Quote: https://bargrind.com/contact-us/

Precision machining starts long before the first cut. Banner Commercial supplies specialty bar quality round bar for CNC...
08/18/2026

Precision machining starts long before the first cut. Banner Commercial supplies specialty bar quality round bar for CNC machining, Swiss machining, and production environments where shops need consistent material to support tight tolerances and repeatable part quality.

When diameter tolerance, surface requirements, and machinability are critical, the right starting stock can help reduce surprises on the floor. Banner Commercial supports precision machine shops with SBQ materials and processing capabilities built around the realities of high-performance manufacturing.

👉 Request a Quote: https://bargrind.com/contact-us/

Address

494 Lies Road E, Suite BC
Carol Stream, IL
60188

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+18003239732

Website

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