The Coilmaster V3 DIY coil kit is a compact, portable tool kit packed with the equipment you'll need to make DIY vape coils for your Rebuildable Dripping Atomisers (RDA), Rebuildable Dripping Tank Atomisers (RDTA) or Rebuildable Tank Atomisers (RTA). Due to its portability, it's easy to use at home or on the go, and the included V4 Coil Jig and 521 Mini Tab coil tester mean that builds can be completed quicker and safer than before. All of the tools contained in the kit are neatly and safely kept in a protective and padded case.