Nut Drivers: What Are They Used For?

nut driver nut driver sets what is a nut driver what is a nut driver used for how to use a nut driver

Someone using a Milwaukee Nut Driver to tighten a bolt

When working with hex-head fasteners, having the right tool can make all the difference. That’s where nut drivers come in. These hand tools may look like simple screwdrivers, but they play a vital role in many types of mechanical and electrical work. In this blog post, we’ll explore what a nut driver is, what it’s used for, how to use them, and why they belong in any serious tool kit.

What Is a Nut Driver?

A nut driver is a hand tool designed for tightening or loosening nuts and bolts with hex-shaped heads. It closely resembles a screwdriver in form, but instead of a solid tip, it has a hollow, socket-like shaft that fits over the nut. This hollow shaft allows the user to rotate the nut or bolt efficiently, offering better alignment and control compared to pliers or adjustable wrenches. Nut drivers are usually lightweight, easy to handle, and ideal for tasks that require manual control and moderate torque.

What Is a Nut Driver Used For?

Nut drivers are primarily used in low torque applications where delicate handling and precision are essential. Unlike socket wrenches or power tools, nut drivers rely on hand strength and offer a high degree of control.
Here are some common use cases:

Appliance repair: Ideal for tightening small fasteners in washers, dryers, and refrigerators.
Electronics and circuit boards: Safe for tightening components without applying too much force.
HVAC systems: Perfect for hose clamps, fan mounts, and other HVAC hardware.
Bicycles and small gas engines: For precise adjustments that don’t require heavy torque.

In short, a nut driver is your go-to tool when you need accuracy over brute strength.

A nut driver being used to tighten a bolt

How to Use a Nut Driver

Using a nut driver is simple and straightforward, making it a favorite for both professionals and beginners. Here’s a quick step-by-step guide:

Select the Correct Size: Choose a nut driver that matches the size of the hex nut or bolt. Using the wrong size can strip the fastener or reduce torque.
Position the Tool: Place the hollow shaft of the nut driver over the nut so it fits snugly.
Turn by Hand: Rotate the handle clockwise to tighten or counterclockwise to loosen. For best results, maintain steady pressure and avoid over-tightening.
Apply Consistent Force: Since nut drivers rely on manual power, use controlled force to avoid damaging sensitive components.

Nut drivers may seem like simple tools, but their precision, versatility, and ease of use make them essential in many trades and DIY projects. From electronics to HVAC systems and everything in between, nut drivers offer manual control for low torque applications, while nut setters provide a power tool option for tougher jobs. By understanding how to use a nut driver, you’ll be better equipped to handle a wide range of fastening tasks. If you are need of a nut driver or nut driver sets, give our sales team a call at 877-446-4352.