Concentricity:0.005mm
Cooling:A/AD/AD+B
Balancing:G6.3/G2.5
Standard:AT3
Product description: SK30-GSK16-80 Material:20CrMnTi Taper standard:DIN69871
GSK High Speed Precision Collet Chuck
Features:
1.SK NO taper shank is in conformity with AT3 standard;
2.Concentricity of the inner and outer cone:0.005mm;
3.Dynamic balance:G6.3/12000 and G2.5/20000RPM.