Posted by gtk on Thursday, January 09, 2003 at 6:37PM :
In Reply to: Re: 6 lug bolt pattern on 1957 - 1959 posted by Paul Cook on Thursday, January 09, 2003 at 11:59AM :
The lug holes are "coined" or dished, which locks the two rims together with a single lug nut. Only used on the one ton 2wd trucks.