Russian standards
GOST 28320-89
Subland twist drills for holes prior to tapping screw threads. Basic dimensions
Document status: Withdrawn
€10
GOST 28331-89
Industrial aggregate-module robots. Acting modules. Connecting dimensions
Document status: Active
€10
GOST 2833-77
Spring rings for screw stoppering and grooves for them. Construction and dimensions
Document status: Active
€10