What thread are remington action screws?

[kiwi3006]

As the title says, what thread etc are remington action screws?(tried the serach function but nothing obvious).
Also is the front action screw on a plastic stock ADL model shorter than a BDL?

Thanks for your help,

Stu.

 

[EddieHarren]

1/4x28 and No.

 

[kiwi3006]

Cheers,

Stu.