630-458-1111 quote@grindlap.com

Expert Precision Grinding,
Lapping and Honing Services

For the perfect finish on every part

Simplify your supply chain while upholding quality to the highest standards and tightest tolerances. Grind Lap offers multiple precision grinding, lapping and honing services as well as consultative design and process expertise to help you deliver for your customers.

Your Single Source for Comprehensive Services

Save time and money with access to comprehensive precision grinding, lapping and honing services at a single facility, eliminating the costs and delays associated with multiple vendors and shipments. We serve customers in many industries, including aerospace, agricultural, automotive, marine, medical, military, nuclear, oil and gas and more.
Blanchard Grinding

Blanchard Grinding

Grinding for small and large parts, both magnetic (ferrous) and non-magnetic (non-ferrous).
Centerless Grinding

Centerless Grinding

Both thru-feed and in-feed grinding of multiple materials.
Double Disc Grinding

Double Disc Grinding

Simultaneous grinding of two sides of your parts to exacting dimensions for thickness, flatness and parallelism.
Hard Turning

Hard Turning

Hard turning in a chucking allows for excellent concentricity while holding tight tolerances.


Honing of both thru-hole and blind-hole bores within extremely tight tolerances.
ID Grinding

ID Grinding

For smaller and larger bores as well as grinding multiple ID and OD faces in the same chucking while allowing for tight tolerances and concentricity.


Single and double-sided lapping for almost any material, including, but not limited to, ceramics, plastics and sprayed coatings.
OD Grinding

OD Grinding

Multiple diameters on stepped shafts, including tapers, allowing for extreme tolerances for concentricity and run out.

What We Do

Grind Lap provides high-quality, tight tolerance, comprehensive precision grinding, lapping, and honing services at any point in the manufacturing process.


Access precision services for parts at the beginning of the manufacturing process.


  • Plates
  • Blocks
  • Forgings
  • Castings
  • Bars and more


Rely on our precision services and design and engineering expertise for machined parts.

  • Shafts
  • Bushings
  • Seals
  • Washers
  • Spools
  • Cages
  • Cams
  • Slitter knives and more

What Our Clients Say

“Crown Machine, Inc. has had the pleasure to work With Grind Lap Services for the last 3-1/2 years and look forward to many more. As our supplier partner, we have been very pleased with responsiveness, pricing, on time delivery and the quality has been excellent. Great supplier!”

–Randy Bontjes, Quality Manager
  Crown Machine, Inc.

“Grind Lap has helped our company, ERA Industries, with our grinding needs that we have not been able to do in-house including lapping, ID/OD grinding and taper grinding. They have been extremely helpful in problem solving when it comes to getting the dimensions and tolerances. As well, the team at Grind Lap was extremely timely in responding and getting updates on purchase orders. We would recommend Grind Lap to anyone that is looking for competitive pricing, quality work and timeliness.”

–Jake Betz, Buyer
  ERA Industries, Inc. / Aphelion Precision Technologies

“Bothe Associates has been doing business with Grind Lap Services since 1991. We regularly work closely together on projects from our quoting stage through delivery and involve them early in our processes to ensure both our success. One amazing project we worked on together was grinding stainless discs to a mirror finish. They run low volume through many thousands of pieces for us. Grind Lap is our go-to shop for grinding and honing.”

–Laura Bothe, Owner
  Bothe and Associates

“Grind Lap has consistently, over the years, met our quality and on-time delivery expectations. We are very proud to have them as one of our core suppliers.”

–Scott Kolar General Manager
  Chicago Turnrite Co., Inc.

“Grind Lap has helped us out with a customer that will not tolerate anything but what is on the print. Grind lap did the OD and ID grinding of these parts and held the parallel and perpendicular tolerances (.00003) to print. By doing that for us, our customer is now our best customer and gave us a lot more work.

We believe in Grind Lap for anything grinding.”

–Paul Michaud
  Hy-Tech, Blazman, and Gear Products

“Grind Lap Services took on a complicated, multi-part, multi-tiered program and proved to be the only supplier in the four-tier supply chain to execute without issue. After performing flawlessly and being the most consistent supplier in the network, Grind Lap continues to be a reliable source for the low volume service requirements for these same parts. I would definitely recommend Grind Lap Services for any of your grinding needs!”

–Gary Cook,
  Sales Manager, Modern Forge Companies, LLC


“Grind Lap Services has been our go-to vendor for lapping, grinding and honing for several years. They do excellent work and have excellent customer service. They are also helpful in choosing which services to use for new prototypes. Overall, we appreciate them as trusted, long-term partners and look forward to continued collaboration. ”

–Bryan Kreager, Account Manager
  Ergoseal, Inc

“Chucking Machine Products often asks for fast or expedited service from our outside vendors with little or no advance notice; Grind Lap continuously meets or exceeds our needs in a professional and courteous manner.”

–Tim Mayo, Production Control Coordinator
  Chucking Machine Products

“Grind Lap has always provided quick and quality service and provides follow-up throughout the process. It’s refreshing to work with a great company that’s eager to help when we are in a crunch.  It not only makes us happy but our customer happy as well.” 

—Susanne Plezbert
   D K Precision Inc.

“NEW Industries Inc. has been working with Grind Lap since 2014.  Frequently, our customers’ demands requires orders to be expedited.  Grind Lap is always up for the challenge to accommodate our request.  We are very pleased with the quality of work and responsiveness we receive from this valued partner!”

—David B. Pfahl
    NEW Industries Inc.

What Can We Do for You?

At Grind Lap, we provide the perfect finish for every part, helping you deliver on time and budget!