Berea Hardwoods 7mm Gold Twist Ball Point Pen Kit is one of the most popular pen kits and an excellent choice for pen turners who are just starting out. Featuring a simple design, this 7mm Slimline Pen Kit allows for quick and easy turning using a standard pen mandrel, bushings, and a letter "J" drill bit. Its slim profile and classic twist mechanism make it a timeless writing instrument that combines functionality with elegance, for both beginners and experienced crafters looking to create a stylish ballpoint pen. Model Number: