Genius...screws with threaded, leaders to ease insertion and alignment. Good Quality screwdriver too.
I'm a Mechanical Engineer and Metallurgist...this solves the biggest problems with eyeglass repair... The screw has a long leader on it to make sure you can use you fingers to insert....plus it then aligns the hole for the threads... Then you break off the 1/4" excess, leaving the tightened screw in place... Good screwdriver too Read more












