Vape Cartridge Filling Tools and Guns BVV Four 'easy' steps to refill a ballpoint pen:, 1 Grab a pair of pliers to remove the top of the pen, 2 Source some oil based pen ink (usually sold in quantities of 20 kilos or more), 3 Carefully Step by Step How to Refill Your Vape Tank with E Liquid Velvet Cloud Generic Multiple Function Plastic Syringe With Needle For Refilling Cartridge Desertcart Mauritius How to refill an e cigarettes Just Juice Dab Syringe: Empty Distillate Syringes for Concentrates