This set is intended for creating internal threads in thin sheets or other thin materials without requiring access to the opposite side of the workpiece.

The set contains 50 rivets with an internal thread of M4, made of steel, suitable for applications in automobiles, metal constructions, and maintenance work. Each nut has:

• Length: 10.8 mm
• Diameter (d): 6 mm
• Head diameter (dk): 9 mm
• Application material thickness: 0.8 mm

The rivets ensure a secure and durable threaded connection.