SHARS 5" ER40 Zero Set Fine Adjustment Collet Chuck .0005" TIR + Semi-Machined 1-1/2-8" Back Plate New, Machining Required 202-1029+7046 L - Amazon.com.
Works best on light cutting operation with easy to cut material such as aluminum or alloy steel; 4 Fine adjustment screws on the side can be used to true up ...