you are gonna have to burn it in them mate , drill a smaller hole than you need the tang red hot and push it very neatly into the hole for a perfect fit !!
you need to keep the blade cold or you will ruin the temper so hold it with pliers in cold tap water with the tang out of the water , try to just get the point of the tang hot .
if the tang is a non stick tang (top two) your in trouble ..
your gonna need a budget mate although you can do it almost for free , it wont be a good job done .
you could allways go ray mears style and get some amber resin from pine trees melt it with a little