Heat gun seems like a luxury that has a hard time staying in the shopping cart. Once you use one, you’ll wonder why you didn’t earlier.
Lighters and flames get most jobs done, albeit sometimes not the best looking. The heat gun allows you better control, especially if putting on a looser wrap in smaller wires.
It only hurts once, see one, buy one. Cost about the same as Menards rolling stock if you shop. Long winded reply, but.....