Quote Originally Posted by Chris Ryser View Post
.........................just make sure your lab puts a drop of "Drillseal" into every hole if the lens used is "POLYCARBONATE". That material can get rips in the drill hole if the drill is not new and totally sharp and you will get cracks going out from the holes. Drillseal will fused those rips and lenses will not crack.
anybody knows who sells drillseal now, perhaps under a different name? or any similar solution?