Concentric Corporation

10/23/2025

Quality CNC Machining (QCNC) celebrates the installation of their 2nd Citizen-Cincom L32/38XII ATC (Automatic 12 Tool Changing Magazine). This brings the QCNC 38mm arsenal to 7 machines, with 14 total Citizen-Cincom machines (Marubeni Citizen-Cincom Inc.). Additional (Generation 2) L32/38XII ATC machines are targeted for early '26 deliveries. QCNC has become a force in the national and international swiss machining industries. The QCNC Mission Statement closes with "We use our resources to provide premium products for the best value." They certainly do!

Pictured left to right: Joe Katic, Andrew Katic, Sandro Marusic, Bob Seese, and Tony Kosir

Phone: 440-953-0723
Address: 38195 Airport Parkway
Willoughby, OH 44094
Email: [email protected]

12/04/2023

Machines have finally returned to our Concentric Technical Center! We've recently installed our 2" bar capacity Miyano BNX-51MSY with Superimposition control technology and a 1 1/4" capacity Citizen L32X with programmable B-axis live tool block for your viewing pleasure. Schedule an appointment today!

03/08/2023

Concentric customer, Slabe Machine Products, is now manufacturing all of their diametrical carbide tooling in-house with their Anca cutter grinders in order to more efficiently serve their customers.

Slabe Machine welcomes you to visit the attached link in which is detailed how we brought inside our facility the development and production of all our diame...

01/09/2023

Never one's to rest on their laurels, Midway Swiss Turn, a premier Ohio-based Swiss-type CNC specialist, continues to identify new pathways for growth!

Achieving Cybersecurity Maturity Model Certification (CMMC) -- soon to be required to do work for the U.S. government -- takes time and money. This 10-person shop takes us through some of the challenges it has faced and lessons it has learned on its CMMC voyage.

08/22/2022

Concentric Corporation is pleased to announce our participation in the upcoming IMTS, September 12-17th. Citizen CNC Swiss-Type and Miyano CNC Mill/Turn production solutions will be featured in Marubeni Citizen-Cincom/Miyano booth 339419. The booth will feature 11 tooled machines, running parts to highlight our mutual quest for excellence.

Together, we celebrate the dynamic future we have created through our continued focus on automation, reduced non-cut time, and modular machine capability. Demonstrated equipment includes (6) Citizen and (5) Miyano machines including:

Citizen L32XII - Features our 12 station automatic tool changer (ATC)
Citizen D25VII - Introducing this newest addition to our D25-series line
Citizen A320VII - Entry-level Citizen with a laser cutting system
Citizen M532VII - 5th generation M32-series model with direct drive 10 station turret
Citizen L203M12B5 - ATC-capable L20 (.8125” capacity) with 5-axis programmable B-axis capability
Citizen R04 - Specialized small diameter Swiss-type lathe
Miyano BNX-51MSY - Famed 2" capacity, 12 station turret model with “Superimpose” control capability
Miyano BNE-65MYY - 2.5" bar capacity lathe with dual 12 station turret with Y-axis and Superimpose control capability
Miyano ANX-42SYY - Newest Miyano Mill/Turn featuring our globally praised LFV or “Low Frequency Vibration” technology … https://www.youtube.com/watch?v=jSSi97XhAVw
Miyano ABX-64YY - Reintroduction of the Miyano ABX-series
Miyano BNA-42SY5 - Versatile BNA-series now with 12 station turret

Be sure to visit and look for the Concentric team, where you will “Experience the Difference”.

General show information can be found at www.imts.com. We look forward to seeing you there!

IMTS is the only place with industry experts and solutions in once place. You'll find everything you need to stay informed.

01/12/2022

The Miyano BNX-51MSY is The Right Machine Tool for the Right Job!

This high-production shop uses both mechanical and CNC Swiss machines to make parts, but which machine is right for which job?

08/20/2021

Git’n her done! The Concentric crew hard at work installing a new Citizen Cincom L32XII at Quality CNC in Willoughby, OH. Cleveland Browns-esque teamwork! (This is finally a good thing to say in northeast OH.)

08/06/2021

Midway Swiss Turn CEO Jayme Rahz will be giving a presentation on Wed. 8/11 on how they as local manufacturer became CMMC compliant. Jayme will share their story and experience on how they managed to get up to date on the latest required government regulations to stay ahead of the curve, invest in their cybersecurity posture to enable business growth, and provide access to a broader market with higher bids. Register now at the below link:

This webinar is designed for Small & Midsize Businesses that work as federal prime or subcontractors. Our guest, Jayme Rahz, CEO at Midway Swiss Turn, represents a local manufacturer that has recently undergone a series of guided steps and implemented over a hundred vital controls into their cyberse...

07/12/2021

There's no business like show business! The PMTS show in Cleveland is back from August 10-12th. Be sure to register now and join the Concentric team in booth # 6013 to see the latest new equipment that Citizen and Miyano have to offer!

Join me at Precision Machining Technology Show 2021

05/17/2021

The evolution at Gent Machine never stops!

Gent Machine, now under its fourth-generation of family ownership, has made operational and equipment decisions to position it for continued success moving forward.

03/15/2021

Congrats to Slabe Machine on their prominent feature in this month's Production Machining magazine, highlighting the throughput benefits of Citizen's revolutionary low frequency vibration chip control technology!

This metalworking job shop is machining superalloys more efficiently while improving surface finish on its Swiss-type lathes with low frequency vibration (LFV).

01/22/2021

There is nothing Concentric founder and president, Marc Klecka, likes dishing on more than Citizen Swiss. (Well, maybe English Premier League soccer.) Don’t miss his special podcast appearance on Today’s Machining World’s Swarfcast! Thanks for having us, TMW!