Diamond wire drill set

This 7-piece diamond wire drill set comes with an assortment of popular sizes most commonly used for drilling small holes into glass, stones and beads. Wire drills range from 0.75 mm to 2.5 mm in diameter. They are nickel-electroplated with industrial diamond powder and used on a drill press or any flex shaft with the proper collet. Specifications Wire drills are nickel-electroplated with 120# industrial diamond powder. 7-piece set comes with the following tip sizes: 0.75 mm, 1 mm, 1.25 mm, 1.5 mm, 1.75 mm, 2 mm or 2.5 mm Note: Because of their small size, diamond wire drills have less diamond surface compared to larger carving points and diamond drums. Prop 65 warning for California residents