Compatible with all Hapstone R2 clamps. Ball-End Hex screwdriver is made from high-alloy steel, heat-treated and ground for precise, durable working edges. It delivers excellent strength, break resistance, and long service life....

Compatible with all Hapstone RS clamps. The hex screwdriver is made from high-alloy steel, heat-treated and ground for precise, durable working edges. It delivers excellent strength, break resistance, and long service life....

The Hapstone Universal Screwdriver is a compact, durable tool designed for everyday use and full compatibility with all Hapstone sharpening system families — R2, RS, V8, and S4, as well as their...