Lyndex-Nikken NCAT50-SK16C-16 Collet Chucks; Collet System: Slim Chuck ; Collet Series: SK16 ; Taper Size: NCAT50 ; Projection (Decimal Inch): 6.5000in ; Minimum Collet Capacity (Decimal Inch): 0.1080in ; Maximum Collet Capacity (Decimal Inch): 0.630