don't need to buy tools. Use innards of a bic pen and practice on some 7/64 amsteel (which is perfect for trap lines). Go to samsonrope.com and look at their splicing instructions. Try it and you will see that paying postage to send the line to someone else so they can do it is just plain silly.
I have been tossing around making my own shrouds for my 31 (principles are all the same) but am a wee bit nervous