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**The Rocknrod** · 10-07-2017, 11:21 AM

Once you cut them with sheers you take a ball peen and hammer around the edges to flatten it. Then use a Makita 4 inch with a wheel or flapper to smooth out the edges. Prime and paint the backside at least before install.

10-07-2017, 11:21 AM	#5
The Rocknrod Moderator Join Date: Aug 2011 Location: China Spring, TX Posts: 7,280	Re: Air Vent Block Off Once you cut them with sheers you take a ball peen and hammer around the edges to flatten it. Then use a Makita 4 inch with a wheel or flapper to smooth out the edges. Prime and paint the backside at least before install. __________________ Master Chief, US Navy, Retired 1964 C10 Step-side Short Bed - In Progress 2009 2500HD Duramax LTZ 1948 GMC Panel 1956 Big Window Stepside 1953 5 Window Chevy Stepside 1932 Coupe New Seat Foam for Bench Seats?