Re: maker of small drill bits (#78, #80) for hand drilling resin kits


Curt Fortenberry
 


I buy these on ebay, and have never had a problem with them.  

https://www.ebay.com/itm/165010445835

Some sellers have sets.

Rule 1:  lubricate.  I keep a wax block handy and just touch the bit to the wax.  I've never broken a bit in plastic, but have with resin as it's sticky and soft. 

Curt Fortenberry

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