 
Rust-proof inside of frame with Boeshield T-9.
 
Face headtube.
 
Align drop-outs.
 
Face bottom braket shell.
 
Face frame disc brake tabs.
 
Face frame disc brake tabs.
 
Frame disc tabs after facing. 85% is correct.
 
Face fork disc brake tabs.
 
Face stem.
 
Ensures headset bearings are aligned.