03-12-2006, 06:29 PM
Maengelito Wrote:if you drill into something, its gonna be weaker where the material has been worn away as opposed to forming them during the casting process.
Not always. Even if they are cast in, they will still need to be machined for appearance and chamfering -
IIRC, this was posted on corner-carvers, from the supplier of porsche's brake rotors.