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Every Fusion Pen is precision CNC machined to BilletSPIN's exacting standards, with premium materials, flawless tolerances, and meticulous attention to detail throughout. The result is a pen that feels as exceptional in your hand as it looks in your pocket.
Whether you're a collector of fine machined pens, an everyday carry enthusiast, or someone who simply appreciates exceptional craftsmanship, the Fusion represents the perfect balance of engineering, performance, and timeless design.
Features
All-new proprietary BilletSPIN mechanism designed by Rich Stadler
Oil-slicked barrel with full flamed pusher, clip and nose cap
Comes with a uniball Zento refill and will work with other Uniball refills like the ONE
Crisp, smooth, highly tactile actuation
Precision CNC machined from premium materials
Balanced ergonomics for comfortable everyday writing
Skeletonized mechanism for better balance distribution and lighter weight
Built to be an heirloom-quality writing instrument
Proudly made in the USA
Made from zirc with a bronze mechanism and zirc clip
48.6 grams
5.48“ long
The BilletSPIN Fusion Pen isn't simply another machined pen—it's the fusion of precision engineering, uncompromising craftsmanship, and a writing experience designed to make you reach for it every single day.
These will ship beginning the week of September 28th, 2026.
Every Fusion Pen is precision CNC machined to BilletSPIN's exacting standards, with premium materials, flawless tolerances, and meticulous attention to detail throughout. The result is a pen that feels as exceptional in your hand as it looks in your pocket.
Whether you're a collector of fine machined pens, an everyday carry enthusiast, or someone who simply appreciates exceptional craftsmanship, the Fusion represents the perfect balance of engineering, performance, and timeless design.
Features
All-new proprietary BilletSPIN mechanism designed by Rich Stadler
Oil-slicked barrel with full flamed pusher, clip and nose cap
Comes with a uniball Zento refill and will work with other Uniball refills like the ONE
Crisp, smooth, highly tactile actuation
Precision CNC machined from premium materials
Balanced ergonomics for comfortable everyday writing
Skeletonized mechanism for better balance distribution and lighter weight
Built to be an heirloom-quality writing instrument
Proudly made in the USA
Made from zirc with a bronze mechanism and zirc clip
48.6 grams
5.48“ long
The BilletSPIN Fusion Pen isn't simply another machined pen—it's the fusion of precision engineering, uncompromising craftsmanship, and a writing experience designed to make you reach for it every single day.
These will ship beginning the week of September 28th, 2026.