Clean derailleur hanger threads for smooth gear installation: Park Tool TAP-10

The Park Tool TAP-10 frame thread tap helps you clear paint residue, dirt, and damaged threads from your bike frame. Designed specifically for 10mm x 1.0mm threads, this tap ensures your rear derailleur threads in smoothly and sits perfectly straight.

• Precision cutting: Restores M10x1.0 internal threads on derailleur hangers
• Hardened steel: Maintains sharp edges for long-lasting workshop use
• Prevents thread stripping: Protects both frame hanger and derailleur bolts from damage

Equip your home workshop with professional tools and enjoy hassle-free drivetrain maintenance on every build.