Installing a glass breaker

[skippyW]

I'd like to drill and tap the backspacer on a knife and install a small carbide tip glass breaker. Any ideas on a source for the carbide tip?

 

[CFDLT]

Skippy did you ever get any answers or did you do the install....if so plz tell me how it went ? Thxs

 

[Lieblad]

.....

 

[Bill DeShivs]

It doesn't need to be carbide. Steel breaks glass just as well.