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Експертний відеоблог
ISO 4028 is a set screw, a metal fastener that looks like a rod with a full thread. The main difference between a set screw and other types is the absence of a head. At its ends, there are special protrusions or recessed splines that help to strengthen the connection and fixation of structural parts.
Depending on the material of manufacture, ISO 4028 is divided into groups:
ISO 4028 set screws are made from a variety of materials:
Steel set screw with socket (gouge, threaded pin) Used for fixing two or more coaxial parts with a thread.