Features:

• Built for maximum durability, performance & long life
• For use with Impact drivers, power drills and screwdrivers
• Design provides more clearance on the corners
• Powerful magnet holds fastener securely in place
• Manufactured from steel
• Black oxide finish for durability and corrosion resistance
• 1/4" quick change shank

Specification:

• Size: 5/16”
• Overall length: 1 7/8”