Tools

The Coils Master 521 Tab requires little knowledge for use, making this device a good choice for DIY beginners as it will ensure that you are building quality coils that are safe to use. The Coil Master 521 Tab features a coil building deck, an ohm reader, and a voltage reader that works for both regulated and mech mods. The Coil Master 521 Tab is one of the few devices that comes equipped with the capability of firing your custom built coils without having to remove them and attach them to a separate mod.