Jointly™ – 90° Corner Clamp for Precision Projects (50% Off)
Free US shipping
30-day money-back guarantee
24/7 customer support
Couldn't load pickup availability
Fix What’s Been Bugging You for Years
There’s something so satisfying about finally tackling that project that’s been waiting for you summer after summer.
A wobbly shelf. That crooked frame. A workbench that never lined up straight.
Jointly™ makes it effortless to get precise 90° angles—no more frustration, slipping, or second-guessing—so your repairs actually feel complete.
Built tough. Grips tight. Finally feel like you’re in control of your space again.
Trusted by thousands of summer DIYers
✓ NO MORE CROOKED CORNERS
Keeps your materials perfectly flush at 90°, whether you're working with wood, metal, or thick glass.
✓ BUILT TO HANDLE REAL-LIFE PROJECTS
Crafted from 1.6mm stainless steel—impact-resistant, rustproof, and made for heavy-duty use.
✓ CLAMPS SECURELY IN SECONDS
Sliding design adjusts in a snap and grips tight, even when you’re working solo.
✓ 4X CLAMPS FOR BIGGER PROJECTS
Tackle shelving, frames, or welded joints all at once—no need to re-clamp each time.
Press "ADD TO CART” now to get 50% off Jointly™! This deal won’t last—grab yours while you can!
What people think
| Feature | Jointly™ clamp | Traditional clamp | Plastic corner clamp |
|---|---|---|---|
| 90° angle precision | ✓ | ✗ | ✗ |
| Compatible with metal/glass | ✓ | ✗ | ✗ |
| Adjustable sliding arms | ✓ | ✗ | ✗ |
| Rustproof stainless steel | ✓ | ✓ | ✗ |
| Includes 4 clamps | ✓ | ✗ | ✓ |
Frequently asked questions
Can I use these clamps for welding?
Yes, Jointly™ clamps are made from stainless steel and can withstand the heat and pressure of welding projects.
Do the clamps hold materials of different thicknesses?
Absolutely. The sliding design adapts to varying material sizes and keeps the angle precise.
Are they suitable for working alone?
Yes—many customers say the firm grip and easy setup make solo projects much simpler.
Do the clamps leave marks on wood or surfaces?
Not if used properly. For delicate surfaces, we recommend placing a small buffer pad or cloth for extra protection.
How to use
- Align the two materials you want to join at a 90° angle.
- Slide the clamp arms into position and tighten until secure.
- Check the alignment, then drill, screw, weld, or glue as needed.
Specifications
- Size: 3.5 × 3.5 × 2.6 in (each clamp)
- Material: Stainless steel (1.6 mm thickness)
30-day guarantee - Not satisfied with your product? No worries, just reach out to us for a refund.
24/7 customer service - Our friendly support team is here every day to answer your questions.
Returning customer
I’ve bought tons of stuff from Clarendale over the years because it’s always great quality at a solid price, plus it looks modern and upscale. Never been disappointed.
The wife loves it
I picked up a lamp as a gift for my wife, and she’s obsessed! The quality is top-notch, and it’s exactly what she wanted. Highly recommend!
Recommended by a friend
A friend told me that she found Clarendale on Pinterest and convinced me to buy the same thing. Super happy with my purchase- great service and fast shipping.
easy returns
Great company-Ist pair of pants was not suitable, easy return & refunded really quickly. 2nd pair we bought is fabulous & so pleased with it. Would definitely recommend Clarendale.
Joy went above and beyond 10* thanks...
Joy went above and beyond 10* thanks joy for helping me edit my order before it was shipped.
Excellent and swift delivery
Clear details and spot-on item descriptions. Ordering was a breeze, and delivery was fast. It’s exactly as shown in the photo—highly recommend
Easy ordering & attractive product
Easy ordering, quick delivery and a good sale saving on a gorgeous pair of sandals that perfectly match my new dress. So pleased!
Little tweaks, big smiles
Born from a love of life’s little pleasures, we’re on a mission to deliver comfort, beauty, and clever tools to homes across the USA—stuff that makes every corner and moment feel just perfect.
With a warm nod to you, we’ve created a shop that’s all about small tweaks and big smiles—reliable quality for every piece of your home and day.
-
Free US shipping
We offer free US shipping on all orders — fully tracked and insured.
-
30-day guarantee
Not satisfied with your product? No worries—just reach out to us for a refund.
-
93,500 others trust us
We’re proud to have served over 93,500 customers nationwide—and counting.
Jointly™ – 90° Corner Clamp for Precision Projects (50% Off)