Who Really Invented Flank Drive?? (off corner engagement) #tools @ballinator
Who Really Invented Flank Drive?? (off corner engagement) #tools @ballinator
Uploaded September 2024 | Updated September 2026, 2 hours ago
Snap-On gets all the credit for inventing "off corner engagement" when they came out with Flank Drive in 1963, but another company, Kelsey-Hayes, patented a similar thing two years earlier in 1961.
Who Really Invented Flank Drive?? (off corner engagement) #toolsThe REAL Debate: Shellac or Fluid Film to Preserve Vintage Tools (also ft. Paste Wax)
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Who Really Invented Flank Drive?? (off corner engagement) #tools

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