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Drill bit/tap size for 3/8" bspt boost gauge tapping

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Drill bit/tap size for 3/8" bspt boost gauge tapping
Dum-Dum Offline
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#3
06-04-2015, 12:45 PM
Google suggests somewhere around the 15mm mark?!?!?!?
https://www.google.co.uk/webhp?sourceid=...drill+size



Personally I'd buy an M8 or M10 bleed nipple and drill for a standard metric thread (M8 can be done with a 6.5mm bit that most people have)
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RE: Drill bit/tap size for 3/8" bspt boost gauge tapping - by Dum-Dum - 06-04-2015, 12:45 PM

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