The Ford Barn

rer_239 · 08-13-2021, 08:08 AM

Are the rear bumper arms on a 30 any special metal? Like maybe spring steel? Is it possible to drill?
Thanks
Dick

BRENT in 10-uh-C · 08-13-2021, 08:57 AM

Yes, ...and No. You can drill them with a carbide end mill however I have found they are extremely hard.

rer_239 · 08-13-2021, 10:13 AM

Not good news, but thanks.

Oldbluoval · 08-13-2021, 11:41 AM

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I’ve always milled them.
Twist bits don’t work on them for me

08-13-2021, 08:08 AM	#1
rer_239 Senior Member Join Date: May 2010 Location: muskegon, mi Posts: 294	Rear bumper arms Are the rear bumper arms on a 30 any special metal? Like maybe spring steel? Is it possible to drill? Thanks Dick

08-13-2021, 08:57 AM	#2
BRENT in 10-uh-C Senior Member Join Date: May 2010 Location: Eastern Tennessee Posts: 11,508	Re: Rear bumper arms Yes, ...and No. You can drill them with a carbide end mill however I have found they are extremely hard. __________________ . BRENT in 10-uh-C . www.model-a-ford.com ...(...Finally Updated!! ) .

08-13-2021, 10:13 AM	#3
rer_239 Senior Member Join Date: May 2010 Location: muskegon, mi Posts: 294	Re: Rear bumper arms Not good news, but thanks.

08-13-2021, 11:41 AM	#4
Oldbluoval Senior Member Join Date: Jun 2015 Location: Signal Mtn, TN (SE TN) Posts: 2,370	Re: Rear bumper arms Sponsored Links (Register now to hide all advertisements) I’ve always milled them. Twist bits don’t work on them for me