ThreadZap™ & CordZap™ thread and cord burners by the BeadSmith® - YouTube
How to Use the Ultra Thread Zap Tool and Replace the Tip - YouTube
Beadsmith Ultra Thread Zap Burner Battery Operated or 2 Replacement Tips Thread Burner TZ1400 Jewelry Making Tool - Etsy UK
Cord Zap, Extra Strongfor Heavier Thread zapper burner by the Beadsmith - UK Supplier of Metal Stamping Blanks Jewellery Supplies, Artisan Lampwork, Alchemy and Ice