Mini Turning Tools for Auto Lathe DE Series - Solid Carbide Modular Mini Bars ● Easy tool changeover and position repeatability (±0.05mm). ● Double ended design for two different shank sizes. ● Suitable for small holes boring, internal grooving, face grooving and threading machining. ● Mini boring tools lineup for a wide application range. For Ø4mm shank For Ø6mm shank C091