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helicoil drill bit size?

Posted: 24 May 2009, 21:36
by fried chicken
I have borrowed a helicoil set for one of my exhaust studs, but I don't know what size drill bit to go up to, can anyone give me a definite size?
Thanks As always
Sean

Re: helicoil drill bit size?

Posted: 25 May 2009, 07:38
by Fritz
8.3 mm according this information.

http://www.emhart.com/products/helicoil ... p#drilling" onclick="window.open(this.href);return false;

Look in sub section Drilling and countersinking.

Regards


Fritz,,,,,,,,,,,,