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Bolt Identification
Bolt is a grade 8
Bolt is a grade 8
it uses a drill bit 5/16 or letter I
It is 24 Threads per inch
Bolt is a grade 2 with 14 threads per inch
its a 7/16 drill size
It is 28 threads per inch
Bolt Grade is 12
It uses a 1/4 drill size or number 3 drill bit
Tapping and Drilling
7/16 drill bit drilling the torque hole
7/16 drill bit drilling the torque hole
5/16 with 24 tpi tap size
5/16 with 24 tpi tap size
Charts I used for trilling and torqueing
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