Machines and machine tools for treatment of materials and for manufacturing; industrial robots; machine tool holders; tool bits for machines; workpiece indexing devices [parts of machines]; drum filters; spray prevention guards for machines; hoses (non-metallic -) for transferring hydraulic power in machines; gear boxes being parts of machines; disc brakes for machines; rotary tool bits [parts of machines]; frictional drive components for machines; regulators for engines; gears, other than for land vehicles; mounted bearings [parts of machines]; planetary gear motors; planetary gear transmissions, other than for land vehicles; motor drive units [other than for land vehicles]; mechanical transmissions [other than for land vehicles]; mechanical power transmitting mechanisms [other than for land vehicles]; step-up gears for machines; regulators for machines; housings [parts of machines]; machine transmission components, except for land vehicles; magnetic brakes for machines; linear actuators; heat sinks for use in machines; bearing inserts [machine parts]; ball-bearings; power transmissions for machines; ceramic masses being parts of motors; ceramic tips [tools for machines]; sliding bearings for machines; gears for machines; hangers [parts of machines]; articulated transmissions for machines; traps for dust [part of machines]; filters being parts of machines or engines; springs being parts of anti-vibration mountings for machines; springs [parts of machines]; electric motors, and their parts, not for land vehicles; electrical drives for machines; fractional horsepower electric motors; electrical brakes for machines; disposable blades for use with machines; sockets [parts for machines]; speed governors for machines, engines and motors; rotating centres [parts of machines]; indexing drive machines; braking components for machines; driving devices for machines; adapters for machine tools