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Rebuild your MCB-812 and MCB-812-FP Magnum-Force permanent magnetic surface grinder chucks with genuine MCR-12 repair parts from Suburban Tool. Accurate surface grinding starts with square, unworn rails and reliable cam action, so these OEM-matched components restore original fit and full holding power instead of a complete chuck replacement.

  • MCR-12 11-1/4 inch back rail assembly for precise part registration under the wheel
  • MCR-08 7-5/8 inch side rail assembly to re-true worn side edges
  • MCB-618 cam kit to restore crisp magnet actuation
  • MCB hold-down clamps for dependable workholding
  • MC-12 handle assembly for smooth on/off engagement
  • Made in the USA by Suburban Tool

Suburban Tool Inc.

MCB-812 & MCB-812-FP — Repair Parts

SKU MCR-12
$56.70

Rebuild your MCB-812 and MCB-812-FP Magnum-Force permanent magnetic surface grinder chucks with genuine MCR-12 repair parts from Suburban Tool. Accurate surface grinding starts with square, unworn rails and reliable cam action, so these OEM-matched components restore original fit and full holding power instead of a complete chuck replacement.

  • MCR-12 11-1/4 inch back rail assembly for precise part registration under the wheel
  • MCR-08 7-5/8 inch side rail assembly to re-true worn side edges
  • MCB-618 cam kit to restore crisp magnet actuation
  • MCB hold-down clamps for dependable workholding
  • MC-12 handle assembly for smooth on/off engagement
  • Made in the USA by Suburban Tool
$56.70
Part:

Allow up to 2 days for order processing. Items not in stock are made to order in Auburn Hills, Michigan; we email you the expected date, and they ship separately with their own shipping charge.

∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology ∼ Made in Auburn Hills, Michigan ∼ America’s Toolmaker for 60+ Years ∼ Precision Workholding & Metrology

Rebuild your MCB-812 and MCB-812-FP Magnum-Force permanent magnetic surface grinder chucks with genuine MCR-12 repair parts from Suburban Tool. Accurate surface grinding starts with square, unworn rails and reliable cam action, so these OEM-matched components restore original fit and full holding power instead of a complete chuck replacement.

  • MCR-12 11-1/4 inch back rail assembly for precise part registration under the wheel
  • MCR-08 7-5/8 inch side rail assembly to re-true worn side edges
  • MCB-618 cam kit to restore crisp magnet actuation
  • MCB hold-down clamps for dependable workholding
  • MC-12 handle assembly for smooth on/off engagement
  • Made in the USA by Suburban Tool

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See It In Action

  • Made in Auburn Hills, Michigan

    Precision workholding and metrology since the 1960s

  • UPS shipping on tools 80 lb and under

    Heavier tools are quoted by phone

  • Questions? Call (248) 391-7800

    Or email tools@subtool.com for a quote