JACOBS Multi-Craft Chuck (1/2in-20) and Key 1/2in Drive
GearWrench 30602 JACOBS Multi-Craft Chuck (1/2in-20) & Key 1/2in Drive
- The most popular chuck sold in the world, features a time-tested design normally found only in industrial-grade chucks.
- Available in 1/4, 3/8 and 1/2in. sizes to satisfy a broad range of demand.