View Full Version : 1/8" NPT
DSMWHAT
09-03-2004, 07:29 PM
What size drill bit do I need? 1/4" ? I need to tap my EGT.
Mirage
09-03-2004, 07:46 PM
The Correct size drill bit is size "R".
The closest fractional drill bit to use is I believe is 21/64"
Marcus Martinez
Powered by vBulletin™ Version 4.0.0 Copyright © 2010 vBulletin Solutions, Inc. All rights reserved.