Features Features - Hardened Machine Cut Replaceable Tips Replacement Tip 1.5mm Ball End (4401606) Replacement Tip 2.0mm Ball End (4401607) Replacement Tip 2.5mm Ball End (4401608) Replacement Tip 3.0mm Ball End (4401609) Tip Size - 1.5 2.0 2.5 and 3.0mm Tip Type - Ball