Keyless design for quick bit changes. Handles bits with shanks up to 1/2". Durable construction for long life. Works with hammer drills and driver-drills. 1/2"-20 Thread Size.

• CONVENIENCE - Keyless design for quick bit changes
• CAPACITY - Handles bits with shanks up to 1/2"
• DURABILITY - Durable construction for long life
• VERSATILITY - Works with hammer drills and driver-drills
• INCLUDES - 1/2" Keyless Drill Chuck