GN605-M12-16-V Socket Set Screw Steel This allows full clamping of the flat faced ball at all times. Socket set screws with safety twist ball (types V and VR) are designed so the flat faced ball cannot twist more than a maximum of 9 degrees.GN 605 socket set screws with full ball point (type A) are used in applications where a ball point contact is required..
. GN605-M12-16-V Socket Set Screw Steel This allows full clamping of the flat faced ball at all times.GN 605 socket set screws with full ball point (type A) are used in applications where a ball point contact is required. Socket set screws with safety twist ball (types V and VR) are designed so the flat faced ball cannot twist more than a maximum of 9 degrees.