steering arm pre taper bit size????

[blazd88]

ok i got a steering arm for crossover on my dana 60 but it is not drilled or tapered yet for the TRE. what size drill bit should i use to drill out the hole before i taper it? PLEASE help ASAP!!!!!!!

 

[royjones]

well lets see i would get the right one for the job send that one bak where you got it

 

[blazd88]

ill get a pic and you can decide for yourself its very beefy and identicle to sky and ORD's so thnks for the help anyway.