An electric callus shaver, made specifically for athletes.
Grip Grinder makes hand care easy. So you can train longer and harder with fewer rips and tears.
Train hard.
Rip less.
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Big power. compact design.
Two speed settings and two grit heads give you controlled power for real callus maintenance. Compact in your hand, strong under pressure. Built to smooth buildup without stripping protection.
Bestseller
Built for performance
Grip care isn’t cosmetic, it’s part of performance. Maintaining your calluses keeps your hands strong, conditioned, and ready for volume. Grip Grinder supports the work you put in, so your hands stay durable session after session.
Simple to use
Quick charging
Durable grinders
Maintain the Callus. Avoid the Rip.
In many grip-heavy sports, ripping is seen as a rite of passage. But torn hands are a setback serious athletes cannot afford. Calluses protect you under load. Grip Grinder manages buildup without stripping that protection, so your hands stay strong and ready for the next session.