Precision Bore Sizing
Sunnen's Precision Honing division has more than 20,000 individual accounts ranging from job shops to high-production, high-precision Fortune 500 companies.

Engine Building
Sunnen's Engine Building Division services more than 12,000 individual U.S. accounts ranging from small local machine shops to the large production engine remanufacturing shops such as Jasper Engines as well as the performance market.

Sunnen has a presence in virtually every industrialized nation and is always among the first U.S. manufacturers to enter developing countries. After more than 80 years of exporting, Sunnen's network of international distributors totals more than 50.

Fuel Injectors Hydraulics Gears
Cylinder Liners Small Engines Oil & Gas

Gun Barrels Aerospace
Gas Flow Meter Tubes   Other Industries

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