CHEMICAL PRODUCTS USED IN INDUSTRY, NAMELY, COATING COMPOUNDS ON THE BASE OF ELECTROLESS NICKEL CONTAINING ENTRAPPED DIAMOND PARTICLES, USED FOR SHRINK FITTING OR GEAR WHEELS OR SHAFTS, HYDRAULIC CLAMPING OR EXPANDING SLEEVES, POSITIONING BRAKES FOR INDEXING ROTARY TABLES, PRESS-FIT JOINTS IN ENGINES AND MECHANICAL ENGINEERING DRIVE TECHNOLOGY, AND SURFACE CONTRACT FITS