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EST. 2015 HAND-FIT, BENCH-BUILT LINCOLN, NE
Persimmon Pro Club Fitting
Bench Notes / Craft

Epoxy Cure Time and Why We Won't Rush a Build

A shaft that looks fully seated the moment it's installed can still be hours away from actually being structurally sound. Here's why cure time isn't a step we'll shortcut.

Two-part epoxy is what actually holds a shaft inside a hosel — not friction, not the tip's fit alone. Once mixed, it starts a chemical reaction that hardens over time, and that timeline isn't optional, no matter how tempting a same-day pickup sounds to a golfer eager to play the new clubs.

What "Cured" Actually Means

Most epoxies reach a workable set within an hour or two, which is early enough to move a club around without the shaft shifting. Full structural cure — the point where the bond can actually handle the torque of a full swing without risk — typically takes considerably longer, and it's temperature-dependent besides.

Why Our Bench Temperature Matters Here Too

Epoxy cures more slowly in cold conditions and can cure unevenly if the temperature swings during the process. A Nebraska garage in January and a climate-held workshop bench produce very different cure timelines for the exact same epoxy. Holding the bench at a fixed temperature isn't just about comfort for the fitter — it keeps every build's cure time predictable.

A club handed over before the epoxy has fully cured can feel completely normal in your hands and still be structurally weaker than it will be a day later.

What a Rushed Build Risks

A shaft that shifts even slightly inside the hosel before full cure can throw off face angle in a way that's nearly invisible to the eye but very visible on a launch monitor. It's a quiet failure mode — nothing looks broken, the club just doesn't perform the way the spec card said it would.

Our Policy

We build in the order appointments come in, and every build sits on the bench for its full cure window before it goes in a bag. If that means your pickup is a day later than a same-day promise elsewhere, that's the trade we'll make every time.

Get a Build That's Actually Ready

Every build sits on the bench for a full cure window before it leaves the workshop.