Get one of these and fill it with denatured alcohol (not iso). You just light it and work. Butane torches are overkill and you have to pick them up push the button every time you need to use them. Nothing to break on this thing either, it’s a tank.

Citian 304 Stainless Steel Heavy-Walled Explosion-Proof with Brass leathercraft Tool Alcohol Burner Lamp(200ml) https://www.amazon.com/dp/B08MQ193W1/ref=cm_sw_r_cp_api_glt_fabc_JD7A6HP3EP94E4EY5H73?_encoding=UTF8&psc=1