MB Superabrasives, LLC is an application- and process-focused producer of diamond and CBN grinding products. We produce customer-designed abrasive solutions using our proprietary manufacturing techniques to produce abrasive solutions to maximize stock removal and tool life. 

Our products include single layer diamond and CBN tooling as well as sintered metal products with positioned and impregnated abrasives.

We produce our products in our manufacturing facility located in Columbia, South Carolina, where all operations from wheel blank machining to final inspection are performed.


Molecular Bond Superabrasives (MB Superabrasives) was originally part of Permattach Diamond Tool Company located in Milford, New Hampshire. MB Superabrasives was an early producer of single-layer diamond and CBN abrasive products starting in the late 1960’s. MB Superabrasives was acquired by S.L. Munson & Company, LLC in 2004 and the manufacturing operation relocated to the present S.L. Munson & Company facility.  In 2014 S.L. Munson also acquired Neuber Sintered Tooling division and relocated the operations to Columbia, SC.  Neuber sintered products were established in _____.