"The PPT Detail Diamond Tools will allow you to easily scratch, etch, carve, define, refine, cleanup your ceramic or glass work. The 1.5 mm needle is flexible and great for sawing and small holes. The 2 mm tear is great for fine or rounded, variable lines. The 1 mm ball is great for very thin lines. The 1.5 mm spike is sturdy, great for a variety of diameters for holes, carving, or lines. Together, they make an excellent set to tackle just about anything. *You can order them individually…