On this side of the lake these bits are known as "brad-points"...There is 
another similar type known as "Forstner", but they are much more expensive and 
I am not sure they are available in the smaller diameters...

Jerry, wa2dkg

>>Not sure if this is what you are looking for, but, I've tried using wood 
>>drills (the ones with the point which only cut on the outside edge, good for 
>>thin sheet metal, too) to make copper lands on a plain board. I think they 
>>are also known as torpedo drills. I've seen kits made up of lots of little 
>>squares or circles of pcb material that you stick onto your main copper clad 
>>board. That's a little more messy, but works. I prefer the drill method, it 
>>also starts a hole for your component wire.<<

>>David
G3UNA<<
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