Sunnen’s new electronically amplified comparative PGE-6000 Bore Gaging System beats old-style mechanical gages in every respect. Its simplified design, coupled with a sophisticated electronic package, makes it the most versatile bore gaging system on the market. This system measures in both inches and millimeters. (read more)

Designed to solve the challenge of honing large heavy cast iron hydraulic valve blocks and bolted valve assemblies weighing over 450 lbs (200-300 kg), common to heavy duty machinery used in the mining, off-road, and construction industries. The SV-2010AXYS vertical honing machine automatically finds the centerline of each bore and hones all bores in sequence. (read more)

Sunnen’s SHDS-series skiving and roller burnishing machines provide a cost effective bore sizing solution for hydraulic cylinders and other high-production applications. This heavy-duty system is up to 70 percent faster than traditional honing and is engineered to deliver precise tolerances and quality surface finishes. (read more)

We’re excited to introduce you to the next generation of the legendary Sunnen Cylinder King® line of honing machines. The SV-35 is Sunnen’s latest cylinder hone, built for precise bore geometry and optimum ring sealing. With the SV-35 you can improve precision, reduce your production time and pocket the profits. (read more)

A Flexible Solution That Delivers The Lowest Cost Per Honed Part (read more)

A Flexible Solution That Delivers The Lowest Cost Per Honed Part (read more)

New electronic bore gauge automates bore data acquisition on the shop floor for aerospace components manufacturer (read more)

For over 70 years, Hommel Präzision has been a successful, reliable and exclusive Sunnen distribution partner for the German market. In 2023, this partnership will enter a new era. (read more)

Sunnen offers a leading line of honing equipment to accommodate the demanding needs of the medical industry. When lives are on the line, manufacturers trust that our honing equipment will provide the extreme levels of precision and reliability to make the difference.

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For years, automotive manufacturers and component suppliers have trusted Sunnen to deliver complete honing solutions that generate higher performance and greater reliability to their most critical parts. Precision components, working in combination, make for safer, more reliable automobiles, and Sunnen is happy to do our part.

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Sunnen’s high-precision honing and lapping systems meet even the most advanced aerospace component requirements. With nearly 100 years of experience setting the standard for reliability, Sunnen is an ideal partner for ultra-precise, machined parts in any aerospace operation. (read more)

Sonic Industries, part of the Sargent Aerospace & Defense Company, uses Sunnen SV-1000 to achieve performance-critical ID tolerances and finishes on life-saving fuse pins, reducing cycle times by 75%. (read more)

Sunnen has long been the global leader in bore sizing and finishing technology. Now, the company you’ve come to trust offers a cost-effective deep hole drilling system, the SHDD Series. (read more)

Single-Pass Honing Accuracy, Productivity for Cloyes

Process capability exceeds 1.67 Cpk with just once-a-week adjustment, while churning out 4000+ parts per day.

How it works Application report (read more)

Sunnen's new SVL-2115 automated lapping machine brings increased productivity and part consistency to what is traditionally a manual process. Based on the same machine platform as the popular SV-2100 honing system, the SVL-2115 provides single setup processing of hydraulic valves, sleeves, fuel system components and other parts that are prone to distortion when honed. The walkaway system... (read more)

Sunnen now offers a cost effective solution for high production applications for hydraulic cylinders. The SHD skiving/roller burnishing systems are 80 to 90 percent faster than traditional honing and are engineered to deliver precise tolerances and quality surface finishes.

Watch recent IMTS Video (read more)

From its designer styling and lack of manual controls to its digital repeatability and touchscreen HMI, Sunnen’s SH-4000 builds on the 21-year heritage of the successful EC and ML series machines. Simply stated, the SH-4000 takes honing to the next level of capability. (read more)

Sunnen now offers a cost effective solution for high production applications for hydraulic cylinders. The SHD skiving/roller burnishing systems are 80 to 90 percent faster that traditional honing and are engineered to deliver precise tolerances and quality surface finishes. (read more)

Tooling & Abrasives Sunnen Products Company has the tooling and abrasives you need for your low, mid and high production applications - whether you use quality Sunnen equipment or non-Sunnen equipment. In addition, Sunnen offers a full line of replacement tooling from manufacturers such as Barnes, Ohio Tool Works (OTW), Delapena, Gehring, Superior, Engis, Accucut and others.
Su... (read more)

Sunnen’s SH-6000 builds on the 25-year heritage of the successful high precision CGM and KGM series machines. Simply stated, the SH-6000 takes precision honing to the next level. Both high speed and high torque models are available to replace existing CGM/KGM models. (read more)

Sunnen's new SVL-2115 automated lapping machine brings increased productivity and part consistency to what is traditionally a manual process. Based on the same machine platform as the popular SV-2100 honing system, the SVL-2115 provides single setup processing of hydraulic valves, sleeves, fuel system components and other parts that are prone to distortion when honed. The walkaway system... (read more)

Sunnen’s HTE-1600W tube hone is the company’s fi rst all-electric, cost-effective hone designed specifically for small diameter/long bore length parts. The HTE produces ideal bore geometry and surface finish on parts with ID’s from 4-20 mm (0.16-0.79 in) and lengths up to 1,500 mm (59 in). (read more)

Sunnen's honing fluids, bore gages and accessories are designed to meet the specific requirements of our equipment and meet the high standards of precision that have made Sunnen Products Company the worldwide leader in honing technology. (read more)