
Coupling nuts (also known as extension nuts) are fully threaded nuts designed to join or extend threaded rods, studs, and hanger bolts. Their long body ensures a strong, stable connection between fasteners.
Monster Bolts offers DIN 6334 coupling nuts in Class 6 zinc-plated steel for dependable strength, and A2 stainless steel for excellent corrosion resistance.
Why Choose Monster Bolts Coupling Nuts?
- Extension Power: Fully threaded design securely connects rods and studs.
- DIN 6334 Standard: Precise dimensions and reliable fit every time.
- Material Options: Class 6 zinc-plated steel or A2 stainless steel.
- Applications: Ideal for construction, supports, hanging systems, and machinery.