Linear Motion & Precision Technologies Bolt-tightening Handbook .The SKF Group The SKF Group is an international industrial corporation owned by SKF Sweden AB. Founded in 1907, it operates in 130 countries and has some 40000 employees. The company has over 80 manufacturing units throughout the world and a network of nearly 20000 distributors and retailers. SKF is the world leader in the rolling bearing business. SKF Linear Motion & Precision Technologies SKF Linear Motion & Precision Technologies is an organization within SKF which, as the name suggests, is dedicated to the manufacture, sales and service of linear motion products, high precision bearings and spindles. It.