Milwaukee
Milwaukee Tool 9/16 Inch HollowCore Magnetic Nut Driver
- SKU:
- MLW48-22-2557
- Availability:
- Usually Ships Same Day
- Weight:
- 0.29 LBS
Description

DUTY®
9/16 in Magnetic
Nut Driver
A hand-operated 9/16 in nut driver for controlled fastening where a straight approach to the nut is available.
Product Overview
Match the 9/16 in nut opening, not the rod diameter; the forged shank is wrench-ready.
For nuts partway along threaded rod, check that the rod passes through without binding.
- Extra leverageWrench-ready shank.
- Rust protectionChrome-plated surface.
- Long-bolt accessThreaded-rod clearance.
- Fast selectionReadable size markings.
Technical Specifications
- Nut size
- 9/16 in
- Shank material
- Forged steel
- Finish
- Chrome-plated
- Leverage
- Wrench-ready shank
- Shaft design
- Thread-through
- Retention
- Magnetic
Choose the Correct Fit
Check that the 9/16 in opening seats squarely on the nut. Avoid using a nearby size when the fit feels loose.
Check that the rod passes freely through the shaft before turning. Dirt or damaged threads can obstruct the opening.
Installation & Care
For additional leverage, fit a wrench securely to the intended shank flats. Keep the nut driver aligned and avoid uncontrolled force.
Wipe the shaft and opening clean after use, then store it dry. Replace the tool if the head, shank or handle becomes damaged.
Small Details. Big Jobsite Energy.
Get set. Stay focused. Make your next move count.
THE NEXT JOB.
Ask Willy:
Need help matching a nut driver? Tell Willy the nut size and exposed stud length so the GetPipe team can check your choice.
Important Product Questions
Can I use it in a powered driver?
This is a handle-operated nut driver. For powered fastening, choose a separate nut-driver accessory specified for the tool and operating mode.
Does the hollow design fit every threaded rod?
No. Available depth and opening diameter are separate limits. Confirm both the nut size and the rod clearance before use.
Can it replace a torque wrench?
No. It provides manual turning and leverage without measuring torque. Use a suitable torque tool when the assembly specifies a tightening value.