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MF Supply is a Leading Supplier of Keensert® Inserts

Buy online today! Select a product category below to view our Inch & Mil-Spec or Metric Keensert® Catalog or Cross Reference Sheets, OR search by any manufacturer's part number or description


Inch & Mil-Spec


Metric Keenserts


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Seven Reasons to Buy from MF Supply

  1. Huge inventory including all major brands and equivalents
  2. Same day drop ship direct from factory
  3. DFARS parts with full paperwork and Certificate of Conformance available
  4. Cross to Functional Equivalents and Certified Mil-Spec parts
  5. Custom Sizes, Materials and Plating options available
  6. Creatively solve problems including hard to find parts and long lead times
  7. WBE/ WOSB Woman Owned Certified Small Business