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Bring your DMB-612 Magnum-Force permanent magnetic surface grinder chuck back to full performance with genuine MCR-12 repair parts from Suburban Tool. Each component matches the original chuck specification for a precise, trouble-free fit.

Replacing worn rails and hardware keeps the DMB-612 producing accurate, repeatable results in surface grinding and toolroom work.

  • MCR-12 11-1/4 inch back rail assembly matched to original DMB-612 pole spacing
  • MCR-06 5-1/4 inch side rail assembly to rebuild full pole coverage
  • DMB-44 cam kit to renew crisp magnetic on/off actuation
  • MCB hold-down clamps for secure, repeatable workholding
  • DMB-510 handle assembly for positive, reliable switching
  • Made in the USA by Suburban Tool

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