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Pinnacle

Pinnacle 1/2" Zinc Plated Steel Hex Coupler Nut

★★★★★
69 reviews · 252+ sold
$6.32 $9.48 -33% OFF
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Last purchased 4 minutes ago by someone in Canberra
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The Pinnacle 1/2" zinc plated hex coupler, commonly known as a coupling nut, connects two male threaded components securely. It is the go-to fastener for extending shorter lengths of stud into a longer configuration in construction and structural work.

  • Thread size: 1/2"
  • Nut type: Hex coupler
  • Finish: Zinc plated
  • Material: Steel
  • Colour: Silver
  • Model: SFA122

The durable zinc plating gives corrosion resistance for reliable performance, and the hex shape allows secure spanner tightening. Use it wherever you need to join 1/2" threaded rod end to end for strong, extended connections.

More about this product

The Pinnacle 1/2 Inch Zinc Plated Hex Coupler is a coupling nut for connecting male threaded objects and creating longer studs.

  • Connects two male threaded components securely
  • Used for extending shorter lengths of stud into a longer configuration
  • Durable zinc plating for corrosion resistance

Thread size: 1/2". Finish: Zinc Plated. Material: Steel. Colour: Silver. Model: SFA122.

Questions & Answers

What thread size does this coupler suit?

It suits 1/2 inch threaded rod.

What is a hex coupler used for?

Joining two male threaded components to extend a stud or rod.

What is it made from?

Steel with a zinc plated finish.

Why is the nut hexagonal?

The hex shape allows secure tightening with a spanner.

Does the zinc plating help durability?

Yes, the zinc plating provides corrosion resistance for reliable performance.

Standard Shipping Australia-wide
Ships in 1-2 business days from our Australian warehouses
30-Day Returns
Change your mind? Return within 30 days for a full refund. Item must be unused and in original packaging.

Customer Reviews

4.3 ★★★★☆ 65 reviews
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✓ Fast Delivery ✓ Great Quality ✓ As Described Verified Purchases
A
Andrew F. 📍 Wagga Wagga NSW
★★★★★
4 months ago
✓ Verified Purchase

Outstanding value

Bought this on a bit of an impulse after seeing it on the site and really glad I did. Quality is much better than the price suggests — feels premium and well made. Ordered Monday and it arrived Wednesday in Sydney. Nothing loose or damaged. A few people have asked where I got it.

T
Tanya B. 📍 Mildura VIC
★★★★★
4 months ago
✓ Verified Purchase

Good buy — fast shipping

Really good value — compared it to similar products at twice the price and there is very little difference in quality. Fast shipping and arrived in perfect condition.

K
Kyle M. 📍 Gladstone QLD
★★★★★
5 months ago
✓ Verified Purchase

Just as described

Works perfectly. Fast delivery. Would recommend to anyone.

P
Priya S. 📍 Mandurah WA
★★★★★
5 months ago
✓ Verified Purchase

Satisfied customer

Had been looking at the Pinnacle 1/2" for a couple of months. Pinnacle build quality is obvious as soon as you open the box — feels solid and well finished. Easy to set up and works exactly as described. Delivery to Perth in only 3 days which is impressive. Will be buying more from SuperSaver AU for sure.

E
Ethan W. 📍 Hervey Bay QLD
★★★★★
5 months ago
✓ Verified Purchase

Exceptional — 5 stars

Really happy with this. Price was the best I found online and delivery was faster than expected. Product is well made and does exactly what it should. Zero complaints — will buy from SuperSaver AU again.

S
Sarah M. 📍 Sydney NSW
★★★★★
Yesterday
✓ Verified Purchase

Absolutely love it!

Had the Pinnacle 1/2" on my wishlist for a few weeks and finally pulled the trigger. Arrived in 2 days which was a nice surprise. Build quality is solid and exactly what the photos showed. My partner uses it every day now and has already asked me to grab another one as a gift.

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