Sunnen Products Company

Sunnen Products Company Our solutions are tested by time and trusted by leading manufacturers around the world.

Since 1924, Sunnen has been the industry leader in the manufacture of innovative honing solutions across a wide range of industries, including aerospace and defense, automotive, hydraulics, medical and more. 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.

September 11 reminds us of the strength found in unity, service and compassion. Sunnen honors the memory of the victims ...
09/11/2026

September 11 reminds us of the strength found in unity, service and compassion. Sunnen honors the memory of the victims and expresses gratitude to the first responders and service members who continue to serve our communities and country.

Sunnen in the news! Visit us at booth 237330 during to see what’s next in precision bore manufacturing. Explore high-p...
09/10/2026

Sunnen in the news! Visit us at booth 237330 during to see what’s next in precision bore manufacturing. Explore high-precision honing, bore sizing and deep hole machining technologies. Read more about Sunnen’s IMTS showcase in American Machinist: bit.ly/4xVywPC

09/09/2026

IMTS behind the scenes: Sunnen is getting ready for the show. Visit us at booth 237730 to see the SV-3015 vertical honing machine, SH-series horizontal honing machines, and new single- and dual-master benchtop air gages in person.

Built for demanding bore-finishing applications, Sunnen's SV-3500 Series heavy-duty Vertical Honing Machine is ideal for...
09/08/2026

Built for demanding bore-finishing applications, Sunnen's SV-3500 Series heavy-duty Vertical Honing Machine is ideal for diesel engine blocks, diesel cylinder liners, mud pump liners, landing gear components and hydraulic valve blocks. Bring precision, consistency and productivity to every bore. bit.ly/4g0rnGf

Sunnen’s honing process provides a precision bore sizing and finishing step, improving bore geometry and surface finish ...
09/07/2026

Sunnen’s honing process provides a precision bore sizing and finishing step, improving bore geometry and surface finish for parts that require reliable performance, efficiency, and precision. Automation solutions are also available Learn more: bit.ly/4wr3BJS

Every precise honing operation starts with the right tooling. Sunnen standard mandrels securely hold abrasive stones in ...
09/04/2026

Every precise honing operation starts with the right tooling. Sunnen standard mandrels securely hold abrasive stones in place during the honing process, helping manufacturers achieve consistent bore-finishing results. Learn more about our tooling solutions: bit.ly/4qaZyzS

Sunnen’s high-precision honing and lapping systems meet advanced aerospace component requirements, providing reliable so...
09/03/2026

Sunnen’s high-precision honing and lapping systems meet advanced aerospace component requirements, providing reliable solutions for ultra-precise machined parts backed by more than 100 years of experience. bit.ly/4q5Hirh

Sunnen’s Repair Parts program provides replacement components for the machines our customers rely on, helping support th...
09/02/2026

Sunnen’s Repair Parts program provides replacement components for the machines our customers rely on, helping support the continued operation and maintenance of established honing and gaging equipment. Ask us about which parts you should stock as critical machine spares today. bit.ly/3TBU6K7

Shop Metalworking Technology highlighted Sunnen's upcoming showcase at ! Sunnen is bringing connected manufacturing cap...
09/01/2026

Shop Metalworking Technology highlighted Sunnen's upcoming showcase at ! Sunnen is bringing connected manufacturing capabilities, including a new air gaging product line, to Chicago, September 14-19th. Learn more about what’s next in bore-finishing technology: bit.ly/4quYyqg

Sunnen’s SH 6000 Horizontal Honing Machine pushes small-bore finishing past traditional ID grinding with control down to...
08/31/2026

Sunnen’s SH 6000 Horizontal Honing Machine pushes small-bore finishing past traditional ID grinding with control down to 0.000010 inch. Its high-speed and high-torque configurations help shops hit demanding tolerances on bushings, gears, and precision components. bit.ly/4xC0xML

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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