The BT40 FMB 32–160 is a high-performance hydraulic tool holder from Nanocut Technologies, engineered for exceptional runout accuracy (<3 µm), superior damping, and consistent clamping force. Designed for BT40 spindle interfaces, it accommodates shank diameters from 32 mm to 160 mm — ideal for heavy-duty milling, roughing, and finishing operations. Features corrosion-resistant hardened steel construction, integrated hydraulic expansion mechanism, and ISO 1940-1 G2.5 balance certification. Includes installation instructions and torque specifications. Optimized for CNC machining centers requiring vibration-free, high-RPM stability.