RIGIDE La RIGIDE (RIGID Ltd Starrag) Hydrocoping Milling Machines Types: S-2, S-3 & S-4. Operator's Instructions, basic Maintenance and Lubrication Manual RIGIDE La RIGIDE (RIGID Ltd Starrag) Hydrocoping Milling Machines Types: S-2, S-3 & S-4. Operator's Instructions, basic Maintenance and Lubrication Manual Manufacturers: Rigide Models: S-2 S-3 & S-4 Contents: Operators Manual Maintenance Manual