Part#KBkit16MudGd3pc516 - Kustom Bitz 3 piece 5/16 UNC mud guard budget bolt kit.  This kits consists of 16 x standard range Kustom Bitz polished 316 stainless steel bolts, washers and spring washers.  Suits most large size American and Australian Fords from 1950's, 60's, & 70's.  Valiant Chryslers of the 60's & 70's. Holdens of the 60's and 70's.  This polished stainless bolt kit is intended for applications where there is a captive nut or captive pressed metal clip fitting that is retained on the body to where the body panel is to be mounted. 
 
A pack of 16 will do a typical dress up on most engine bay bolts across the tops of the mud guards and the bonnet hinges. 
 
Ford XR through to XC will require 2 of these kits if you want to do all of the body bolts in the engine bay area including the bonnet.
 
Holden HR era cars require 2 of these kits to do all of the mud guard bolts and bonnet hinges with the large washer. If you want to do all the inner guards as well you will need three of these kit 16 pack kits.