Taps and dies are tools used to create screw threads.
Surely some of them are present at any home shop, or at any toolbox.
But how many of us can remember the recommended hole diameter for internal threads cutting or the recommended shaft diameter for external threads cutting for all types of threads?
So I made this video, and I believe that will be very useful to everyone.
Tables contents
M Metric screw thread
MF Metric screw fine thread
BSW British standard whitworth thread (55° profile)
BSF British standard fine thread
UNC Unified coarse thread
UNF Unified fine thread
BSP British standard pipe thread
PG Old German 80° thread
NPT National pipe thread used for plumbing of water and gas pipes,
and threaded electrical conduit
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