1PCS PRECISION 1-8" CAT40 ER25 4.0" COLLET CHUCK TOOL HOLDER CNC MILLING TOOL. Run out TIR :0.0001.Send Check to 192 technology dr. All items noted as "final sale" are not refundable. If both quality and cost are your first concern. ICarbide Cutting Tools would be honor to serve you. With all of your machining requests.