80Mm Diameter Guhring High Precision Modular 4 X 4 Flange Adaptor W/4-Point Mql Clamp Set For Hsk-50A/C Provides Quick + Simple Ultra-Fine Axial & Radial Adjustment For Superior Concentricity And Alignment Error Compensation. Mount To Guhring's 4 X 4 Modular Adaptor Flanges Or Directly To Machine Spindle For Optimal Ultra-Fine Machining Operations. Suitable For Mql & Conventional Cooling. | For Holding Hsk-A/C Shanks To Iso 12164-1/Din 69893 | For Highly Accurate Radial And Axial Alignment On Alignment Adaptors Or Machine Spindles | For The Transferable Torsional Moment The Interface Between Machine Spindle And Flange Must Be Taken Into Consideration. Series No. 4713, Order Code 038.0800. Made In Germany, Guhring Part #9047130380800