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#1
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![]() My understanding though is the diamond chips are glued on so the bit only lasts a couple holes. Granted if you are just drilling your own aquarium that would do but if you are drilling a few here and there....
Doug |
#2
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![]() The THK bits are actually a good quality product, not single use drillbits.
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#3
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![]() I've used the ebay ones to drill about 10 holes so far of which some of them were through 3/4" glass. still going strong...
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____________ If people don't die, it wouldn't make living important. And why do we fall? So we can learn to pick ourselves up. |