The Wotofo Vape Tool Kit has you covered for all of your building needs. You get a pair of medical standard scissors that are perfect for trimming your cotton, as well as sturdy tungsten reinforced flush cutters to trim your coils. Of course, you also get a pair of ceramic tweezers.
Also very useful are the included four-size coil jigs. This will allow you to easily wrap your coils in four different inner diameter sizes. The kit comes in a tough, waterproof bag with zipper closure.