I remember having a conversation with a seasoned sewer over coffee. He said, “Using the right leather stitching thread can make or break your project.” That stuck with me, and I started wondering about the importance of thread when sewing leather.
Here’s my journey of finding the perfect leather stitching thread and what I learned along the way.

How I Learned That Thread Choice Can Make or Break a Project
When you’re working on leather goods—whether it’s small leather goods like wallets and belts or larger projects like bags—every detail matters. A strong, durable thread not only holds your pieces together but also gives you a clean finish. I quickly learned that quality leather stitching thread is key to your pieces not wearing out.
Ceryneian Archer – Master of Hides (@CeryneianA), knows the power of the right thread. Their latest project—a rich antique brown leather Dungeon Master Guide cover—comes to life with striking purple stitching. It’s a perfect example of how thread choice isn’t just a detail; it’s a defining element of craftsmanship.
Finishing up this antique brown leather Dungeon Master Guide cover with purple stitching, getting those crisp mountains juuuuuust right (and @DevenRue's sigil on the back). I'll post a few more photos when it's all done #ttrpg #dnd #cartography #leathercraft pic.twitter.com/Y6k9oPeFQC
— Ceryneian Archer – Master of Hides (@CeryneianA) May 21, 2020
Why Quality Thread Matters to Me
A good thread can make all the difference. I had a friend who struggled with projects until he switched to a thicker thread for leather. He told me, “I used to use regular sewing thread until I found bonded nylon thread and waxed poly cord; now my stitches are strong and consistent.”
His advice was simple: invest in the thread that matches the strength of your materials. Whether you’re using bonded nylon, linen thread, or waxed cord, the right thread means your stitches will be neat and your work will last.
My Search for the Best Thread Options
I explored the range of threads available and learned about several options:
Bonded Nylon Thread: Robust, this is the go-to for heavy-duty projects.
Linen Thread: Classic look and great for hand-stitching delicate leather pieces.
Waxed Polycord: Favourite among professionals like John James in our sewing circle, it adds texture and extra durability.
Each has its thread size and thickness, and you need to choose one that matches your project’s weight and tension requirements. For instance, thicker thread is better for belts and bags; thinner thread is ok for smaller pieces.

Matching the Right Thread to Your Leather Project
When I choose a thread, I consider several factors: the material’s thickness, the needle’s compatibility, and the overall design of the project. I remember a conversation with a mentor who said, “Your thread size should match the weight of your leather.
Use thicker thread for heavy leather and thinner thread for delicate work.” That made sense to me, and I now always double-check that my needles are the right size for the thread I’m using—whether it’s polyester or nylon—and that my thread is strong enough to handle the tension.
Barely Civilized Barbarian Leather (@Topcat1350) knows the importance of every stitch when working with leather. The right thread doesn’t just hold a project together—it defines its durability, flexibility, and overall finish. Whether reinforcing a seam or adding decorative stitching, choosing the right thread ensures a polished, long-lasting result.
All right, enough for tonight. Up next: second row of stitching, trim and finish the edges and a coat of wax pic.twitter.com/Ss9UaOBgRZ
— Barely Civilized Barbarian Leather (@Topcat1350) July 14, 2023
My Favorite Tips for a Clean, Professional Stitch
I’ve learned a few simple tips over the years that have made my stitching easier:
Plan Ahead: Lay out your materials and check your thread, needle, and thread size before you start.
Test First: Always stitch a small sample on scrap leather to see if the thread works with your project.
Adjust Tension: Proper tension is key to a clean stitch. Adjust your machine or hand stitching until the stitch is neat and even.
Keep It Clean: Regularly check for dust or lint in your thread path. Clean work means a strong stitch.
derek guy (@dieworkwear) shares a keen observation on the precision of stitching, highlighting the balance of muscle memory and craftsmanship. His insights remind us that true professionalism in stitching isn’t just about technique—it’s about control, consistency, and an eye for the smallest details that set quality work apart.
They will push the tool just far enough into the leather, relying on muscle memory, so that you don't get gaps between the thread and leather.
— derek guy (@dieworkwear) November 29, 2023
Compare the workmanship here to the Gucci card case. Tighter stitching. No ugly fold. (Case can be all exotic leather, if you want) pic.twitter.com/YdL8ICrJ7e
Where I Find Quality Leather Stitching Threads
I buy my thread from online stores in the USA that stock a range of threads. Brands like John James have become staples in my sewing kit. I always check the stock for thread sizes, weights, and colors to make sure I have the right piece for every project.
Whether I’m buying bonded nylon thread or waxed polychords, I look for detailed descriptions that mention thread size in mm, resistance properties, and material composition.
Stitching My Way to Success
Investing in the right leather stitching thread has made all the difference. Every stitch I make on leather now feels stronger and more precise. From belts and small leather goods to bags, I’ve tackled larger projects with confidence.
I encourage you to try the various options available and find the thread that suits your creative needs. Let’s keep our projects strong, clean, and professional—one stitch at a time.