Park Tool DSD-2 Derailleur Screwdriver The Park Tool DSD-2 Derailleur Screwdriver is a precision component screwdriver machined to exact standards to ensure a perfect fit on compatible fasteners. It features an ergonomic, CNC machined and hard anodized aluminum handle and a #2 cross tip driver machined to exceed JIS standards. Features Related Articles: REAR DERAILLEUR ADJUSTMENT FRONT DERAILLEUR ADJUSTMENTManufacturer's Part No: DSD-2UPC: 763477002723 | Park Tool | Dsd-2 Derailleur Screwdriver | Blue | #2 Jis Phillips