I did some searching and did not really find any satisfying information on materials and process to fill holes (e.g. when relocating thumbrest, shifting a post, etc) on clarinets. I'm curious what folks do. On plastic clarinets, I have read that most folks just use ABS plumbing cements...makes...

Anyone tried the super magic effects of the super magic thumbrest? http://www.ebay.co.uk/itm/Tino-Schucht-Super-Magic-Thumb-Hook-/170883562636?pt=LH_DefaultDomain_0&hash=item27c9743c8c Check out the description lower onthe page. Here's a snippet .... "General problems of most sax...