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Snap-on DLH021 | Left Hand Die | 4-40 NC thread

Part Number : DLH021

For 4-40 NC threads, DLH021 is a left-hand die. Left-hand tooling is used where the thread to be restored runs the opposite way to a standard right-hand thread. Snap-on lists it in its SAE rethreading tap and die category. Snap-on part number DLH021 is supplied through General Tech Shop under Snap-on's SAE Right-Hand Rethreading Tap and Die Sets category. Check the specification table below to confirm the size details and part number before ordering.

Key features

  • Thread size: 4-40 NC
  • Left-hand die
  • Imperial (SAE) thread series
  • Part number DLH021
Availability: in stock
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