Proto Single 3/8" Drive 18mm SAE and Metric Bit Socket, Steel, Solid Bit Socket for Machinery Repair and Engine And Brake Work, Built Tough for Everyday Shop Use, Fits Right in Your Toolbox

Proto Single 3/8" Drive 18mm SAE and Metric Bit Socket
✔️ single bit socket, 3/8" (9.52 mm) drive, 18 mm (0.709"), steel

This single Proto 3/8" drive 18mm SAE and metric bit socket is a must-have for machinery repair, engine and brake work, and everyday repairs. It fits right into your toolbox and gets the job done without any fuss.

✅ Pack size: 1 bit socket
✅ Drive size: 3/8" (9.52 mm)
✅ Size: 18 mm (0.709")
✅ Measurement system: SAE and metric
✅ Material: steel
✅ Brand: Proto
✅ Great for machinery repair and engine and brake work

💡 What's the difference between hex and Torx bit sockets?
They fit different fastener head shapes.

• Hex bit sockets fit six-sided Allen head bolts
• Torx bit sockets fit star-shaped fasteners
• Torx heads handle more torque without stripping
• Many modern cars use both, so keeping both on hand helps