What we do best
Lapping & Fine Grinding Second To None

At A-1 Lapping, we pride ourselves on offering the very best quality with rapid turnaround at a competitive price.

Who we are

Leaders In Our Industry

Welcome to A-1 Lapping, the leaders in Single Sided Lapping, Double Sided Lapping, Fine Grinding, and high production vertical spindle double disc grinding of Automotive Shims.  While many of our competitors have branched off into secondary machining operations and other markets, A-1 has stayed focused on what we do best.  Lapping, Grinding, and Fine Grinding.  The result of this focus is quality and attention to detail that is second to none!

Years of Experience
Clients Around The World

Throughout the United States to Europe, India, and beyond, companies know to trust A-1 for their lapping, fine grinding, and double disc grinding needs.

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We invest in the best equipment to produce the best results

When it comes to equipment, we’re proud to say we maintain an unrivaled fleet throughout our 30,000 square feet of manufacturing space enabling us to consistently stay ahead of the competition. 

Fine Grinding

Operating a range of Stahli fine grinding machines. 


Over 30 lapping machines to handle any job.

Vertical Spindle Double Disc Grinding

4 Lucas Daisho’s for superior shim grinding.

Brush Deburring

Our Abtex machine handles the most rigorous jobs.

Contract Flatness Inspection

Nearly 100 pieces of equipment to ensure precision.

A Company You Can
Rely On

We attribute the steady growth of our company over the last 40+ years a result of being true to our mission of coupling the very best quality with rapid turnaround at a competitive price.  We continually strive towards these objectives by consistently investing in the newest and most technologically advanced manufacturing and inspection equipment available.  We would welcome the opportunity to quote any new projects or process samples of existing projects that you may have.  Maybe one day soon you can put your problems in our laps!

Industries Served

When you need experience, we have it covered.

A-1 Lapping is proud to serve a number of industries around the world.

Oil & Gas
Heavy Equipment
And more...

Contact us today to see if we serve your industry.