Engineered by Dumina, Korea
Dumina Shafts
Let the shaftdo the work.
autoFlex and Autopower, side by side on our building. Two brands for different swing preferences, designed and built at Dumina’s own factory in Korea, where our story began in 2013.
autoFlex
Light in weight. Easy to swing.
Autopower
Substantial feel. Firm at impact.
Two lines. One maker.
All shafts →autoFlex
Flex Line — ultra-light, the smoothest swing in golfThe shaft that broke golf's oldest formula in 2020. Light and soft, yet it adapts to swings far faster than its numbers suggest.
The original autoFlex feel, from driver to putter.
A premium line for a soft swing and a distinct response at impact.
An autoFlex line centred on soft feel and everyday enjoyment.
Our softest shaft in one 39-gram driver specification. A simple introduction to autoFlex.
Autopower
Power Line — where Dumina began in 2013The substantial feel pros trust. Rock-steady through the swing, solid and powerful at impact.
The substantial Autopower feel with a softer flex response.
Played by Yana Wilson. An Autopower line built around firm feel and shot control.
The flagship Autopower model, combining T1100 carbon with Dumina technology.
Dumina goes long.
Discover the feel of autoFlex and Autopower in a dedicated long drive lineup. Explore four models and see the results from competition.
Explore long driveK.H.T — Korea Hidden Technology.
A design approach that balances swing weight and response at impact. Korea Hidden Technology is the proprietary technology connecting autoFlex and Autopower.
More on K.H.T →20–30g lighter than a conventional shaft, and that much strain off your body
Whatever your swing speed, the shaft optimises how your power reaches the ball
It settles the swing into a stable shape, and accuracy follows from that
Power transfer and flexibility working together — farther, and more precisely
Chosen Worldwide
All shaft specs →
Yana Wilson
2026 Dow Championship winner — her first LPGA title, with Autopower Snipe in driver, wood, and hybrid.
Built in Korea, Start to Finish
Every Dumina shaft has been designed and built at our own factory since 2013 — no OEM, no outsourced line. The maker and the brand are the same company.
The Shaft That Made Golf Look Twice
TXG put it on camera. GolfWRX called it the Korean shaft challenging the conventional wisdom of golf. When a pink shaft outdrives the formula, people talk.
An Amateur Movement
Every golfer experiences a shaft differently. Use other players’ experiences as a starting point, then compare the feel with your own clubhead and swing.
Latest News
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Dumina: Main Sponsor of the 2026 Korea Long Drive Championship
At Salt Bay Driving Range, competitors from Korea and Japan pursued pure driver distance—with Dumina supporting the championship and its players.
Read story
Autopower Snipe player Mia Hammond shares victory on college debut
Rounds of 70, 71 and 69. Six under par and a winning start at Duke.
Read story
Moon Ji-young claims first career win with Autopower Snipe
A first career victory, nineteen years after her debut. Nine birdies. A bogey-free 63.
Read storyEvery genuine shaft carries its own engraved code.
12 digits on the shaft, a QR on every genuine sticker. Checked against the maker's own database in about 30 seconds.