Proto J7121 7/16" Hex Shank to 1/2" Square Drive Adapter

• 7/16" male hex shank connects to compatible power tools with a 7/16" female hex drive
• 1/2" male square drive accepts compatible 1/2" drive sockets for added tool versatility
• Forged steel construction provides strength and durability for demanding industrial and utility applications
• Ball detent helps retain the socket securely on the square drive during use
• Black oxide finish provides a durable working surface for industrial environments
• Size marking on the tool allows quick identification in a tool bag or bucket
• Compact 2-3/4" overall length keeps the adapter manageable in confined work areas
• Purpose-built power-drive configuration provides a direct transition from hex-drive tools to square-drive sockets

• Manufacturer: Proto
• Model: J7121
• Product Type: Power Socket Adapter
• Input Drive Size: 7/16"
• Input Drive Type: Male Hex
• Output Drive Size: 1/2"
• Output Drive Type: Male Square
• Overall Length: 2-3/4"
• Material: Forged Steel
• Finish: Black Oxide
• Socket Retention: Ball Detent
• Impact Rated: No
• Measurement Type: SAE
• Product Weight: 0.17 lb
• Number of Pieces: 1

• Adapting 7/16" hex-drive power tools for use with 1/2" drive sockets
• Utility and lineman hardware installation and maintenance
• Industrial equipment assembly and service work
• Field maintenance requiring a compact hex-to-square drive adapter

• (1) Proto 7/16" Hex Shank to 1/2" Square Drive Adapter J7121