UH650L High Speed Mill High Speed Milling Sodick40 000 RPM High Speed Spindle The UH650L features a 1 500 40 000 RPM spindle standard HSK E25 options are available with a max rpm of up to 60 000 This spindle is ideal for high speed high precision direct milling of hard surfaces and features a long spindle life The spindle is high torque and highly durable and includes micro oil mist