1/2" Drive 12-Point SAE 1" Standard Torque Adaptor | SRDH321 Flank Drive® Flare Nut • Stores sizes: 10–25 mm

• Stores sizes: 10–25 mm in 1 mm increments

mm B : 29–31

easier to close and don't drift open

• Handle Length

inches : 10-5/16

1/2" Drive 12-Point SAE 1" Standard Torque Adaptor | SRDH321 Flank Drive® Flare Nut • Stores sizes: 10–25 mmManufactured from special alloy steel Precision forged and heat treated for optimum strength and durability Double hex (12 point) configuration allows socket to engage single hex fastener every 30 rather than every 60, allowing for better access in restricted areas Design features radius edges that will resist damage nicks Center to center length on adaptor for easy torque calculations Larger sizes feature thicker construction for strength