tallow-drop screw with collar for plastics with torx (six-lobe) and slotted.
Example of the designation of a tallow-drop screw with collar for plastic with torx slotted screwdriver for thread diameter 4mm nominal length I = 20mm, Raw material steel, property class 10.9 and electroplated black dead chromated:
tallow-drop screw with collar for plastics 4*20-10.9-A2R
