Since 1984, GG POINTTECH is specialized in manufacturing live center and machine tools. GG POINTTECH is exporting over 21 countries and continuously expand to the whole world. WP series is water proof enahnced type, it is excellent for CNC lathes, grinding machines and inspection machines. It has MT4 size with 60 degree centre. High Runout accuracy (0.003mm, TIR 0.0001”) and life-time lubricated bearing. Max RPM is 3,000. High performance lip seal and back side sealing structure offer a great waterproof functional advantage to protect bearing space from ingress by dirt and coolant. It is made of drop-forged raw materials and heat-treats for extra strength, rigidity and long life. (HRc. 60±2) This GG live center is installing on almost all of the Korean machine builders. Finally, It's now available in the AMAZON also.