The Columbia River CRKT Joe Wu 9915 Big Boy Driver Tool in black aluminum is a compact, precision driver built for confident control on detailed projects. Its knurled aluminum handle offers a secure, comfortable grip, while the smooth ball-bearing spinner at the tail end lets you apply pressure with one hand and spin fasteners effortlessly with the other. A magnetized tip keeps your chosen bit locked in place, and the included 4mm bit adapter expands compatibility with a wide range of driver bits.

With an overall length of just 3.76 inches and a lightweight 1.60-ounce build, the Big Boy Driver Tool is easy to keep in a range bag, tool roll, or desk drawer for quick adjustments and fine assembly work. It excels at knife maintenance, gear tuning, and other precision tasks where control and feel matter. Thoughtful ergonomics and clean machining reflect CRKT’s focus on practical innovation and dependable everyday tools.

Key Features:

• Manufacturer: CRKT
• Model: Joe Wu 9915 Big Boy Driver Tool
• Condition: New
• Weight: 1.60 oz
• Length: 3.76"
• Unique Features: Ball-bearing spinner, magnetized tip, textured black aluminum handle, 4mm bit adapter included