Sunnen Products Company

Sunnen Products Company Since 1924, Sunnen has been the industry leader in the manufacture of innovative honing solutions for the industrial and engine rebuilding markets.

As the foremost leader in honing technology, the purpose of our page is to provide useful and relevant information to help improve our customers honing operations. Our solutions are tested by time and trusted by leading manufacturers around the world.

Every bore finishing process starts with the right abrasive. Sunnen offers one of the industry’s most comprehensive rang...
06/05/2026

Every bore finishing process starts with the right abrasive. Sunnen offers one of the industry’s most comprehensive ranges, from aluminum oxide and silicon carbide to diamond and CBN, so you can hit your size and finish specs consistently. bit.ly/3NWQK1T

From residential systems to industrial refrigeration, compressor bores need precise size, straightness, and finish. Sunn...
06/04/2026

From residential systems to industrial refrigeration, compressor bores need precise size, straightness, and finish. Sunnen machines, tooling, and abrasives help you cut leakage, reduce noise, and support long service life in HVACR programs. Learn more: bit.ly/4cdG6eZ

Sunnen’s SV-3000 Series Vertical Honing Machines take process control to the next level! With a 3-65mm, or .12-2.55", bo...
06/03/2026

Sunnen’s SV-3000 Series Vertical Honing Machines take process control to the next level! With a 3-65mm, or .12-2.55", bore range, synchronized servo stroke + spindle for constant crosshatch, & easy-to-use Sunnen2 controls with large touchscreen for automation-ready production. bit.ly/4neQh8d

The HTB Tube Honing Machine combines Sunnen tube honing experience with modern controls to streamline sizing and finishi...
06/02/2026

The HTB Tube Honing Machine combines Sunnen tube honing experience with modern controls to streamline sizing and finishing. Multiple stroke lengths, a versatile diameter range, and real time load monitoring help you match the process to each job. bit.ly/48H9zgm

From engines and hydraulics to medical devices and aerospace, Sunnen helps manufacturers control the bores that control ...
05/29/2026

From engines and hydraulics to medical devices and aerospace, Sunnen helps manufacturers control the bores that control performance. Explore machines, tools, abrasives, and support contracts that improve accuracy, consistency, and throughput across your operation. bit.ly/4lxrsnj

Handle demanding, long-tube applications with confidence using Sunnen’s HTD Tube Honing Machine. High stock removal rate...
05/28/2026

Handle demanding, long-tube applications with confidence using Sunnen’s HTD Tube Honing Machine. High stock removal rates, automatic bore geometry correction, and touchscreen controls help you dial in large bores while keeping the process under control. bit.ly/4sWxP69

Aviation & Defence Universe spotlighted Sunnen’s new PGA-1000 benchtop air gage for bringing real-time quality monitori...
05/27/2026

Aviation & Defence Universe spotlighted Sunnen’s new PGA-1000 benchtop air gage for bringing real-time quality monitoring and SPC to bore measurement, with a 5-inch touchscreen and easy data export that strengthens traceability on the shop floor. bit.ly/419Gh5Q

Small engines still demand precise bores. Sunnen honing solutions help manufacturers improve bore accuracy, reduce emiss...
05/26/2026

Small engines still demand precise bores. Sunnen honing solutions help manufacturers improve bore accuracy, reduce emissions and blow by, and create finishes that support better oil control, higher power, and longer engine life across small engine platforms. bit.ly/474KlYC

On this Memorial Day, Sunnen honors the brave men and women who served and sacrificed for our country. Their courage saf...
05/25/2026

On this Memorial Day, Sunnen honors the brave men and women who served and sacrificed for our country. Their courage safeguards the freedoms we cherish every day.

We honor their legacy by continuing to build with precision, pride, and purpose right here at home. 🇺🇸

Check critical bores with confidence using Sunnen's Dial Bore Gages. Tenths reading resolution, carbide gaging points, a...
05/22/2026

Check critical bores with confidence using Sunnen's Dial Bore Gages. Tenths reading resolution, carbide gaging points, and a shock shielded indicator help you hold size and repeatability even in busy production environments. bit.ly/4uBtYNd

Address

7910 Manchester Road
St. Louis, MO
63143

Opening Hours

Monday 8am - 4:30pm
Tuesday 8am - 4:30pm
Wednesday 8am - 4:30pm
Thursday 8am - 4:30pm
Friday 8am - 4:30pm

Telephone

+18007722878

Website

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