It doesn't take Dan long to open up that hole. You just have to watch for cracks in the block.
Hey, it's a new woods hookah!
Marcelo here is using a leather strop that is under development by JRE Enterprises, with a ring on one end and a rat tail on the other, to work his knife to shaving sharp. It really took no time at all.
Hope you enjoyed these pics, wish I had more.