Bores, surfaces or slots - the Coordinate Grinding Head solves nearly all your precision grinding problems. The RAY coordinate grinding head KSK 1000 is made of high quality aluminium alloy and weights together with spindle R50 only approx. 9 kg (20 lbs.). Te sturdy and high precision unit can be mounted to almost any spindle head of vertical or horizontal NC- and CNC- controlled machine tools by varius interchangeable fixingcones. Thus application possibilities are opened to the user which normally can only be realised with expensive special machines. Technical details Bore diameter max. 230mm Bore depth max. 120mm Accuracy 0.001mm Weight approx. 9kg Spindle R30D 25'000 - 100'000 r.p.m. 600W Collets Type D10 ? 3/4/6mm Weight 1.8kg Spindle R50D 10'000 - 40'000 r.p.m. 1'200W Collets Type D16 3/4/6/8/10mm Weight 2.6kg Spindle R60 7'000 - 15'000 r.p.m. 1'500W Holding device for grinding wheel flange Collets Type D20 on request Weight 4.5kg