Klein Tools S10M 5/16-Inch Mag...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$66.16
$11.84

Klein Tools S10M 5/16-Inch Magnetic Nut Driver 3-Inch Shaft

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Model: S10M
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$66.16
$11.84
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5/16-Inch Magnetic Nut Driver 3-Inch Shaft
  • Warnings

    • NOT insulated. Will NOT protect against electrical shock.
    • Always wear approved eye protection.
  • Features

    • Chrome-plated shaft helps prevent corrosion
    • Hollow shafts facilitate work on stacked circuit boards or other long bolt applications
    • Made in USA
    • Internal flanges provide solid, twist-resistant shaft anchor
    • Meets or exceeds applicable ASME / ANSI specifications
    • Nut Driver with powerful nut-holding magnet built into shank
    • Smooth Comfordome handles fit the palm of the hand comfortably and are color-coded for easy identification


S10M - spec sheet

Manufacturer Resources

Product Specs

Handle Color:
Amber
Handle Material:
Plastic Grip
Insulated:
No
Item Depth:
6.6250 in
Item Height:
1.0000 in
Item Weight:
0.1500 lbs
Item Width:
1.0000 in
Magnetic:
Yes
Nut Driver Sizes:
5/16"
Overall Length:
6.625" (16.8 cm)
Shaft Length:
3" (7.6 cm)
Department:
Electrical
Product Group:
Hand Tools
Product Subgroup:
Screwdrivers & Drivers
Product Material:
Steel
Product Weight:
2.4 oz (68 g)
Product Type:
Nut Driver
Country of Origin:
United States
Product Height:
1 in
Product Width:
1 in
Product Depth:
6.625 in

Klein Tools S10M – Frequently Asked Questions

1) Is the Klein Tools S10M nut driver insulated for live electrical work?
No. The S10M is not insulated and will not protect against electrical shock. Use it only on de-energized work. If you need to work on or near live conductors, you need a driver rated and marked as insulated, not this one. Eye protection is called for either way.
2) What size nut does the Klein S10M drive, and how deep can it reach?
It drives 5/16 inch hex nuts and bolt heads. The shaft is 3 inches long with an overall tool length of 6-5/8 inches (16.8 cm), so it is a short driver meant for close quarters, panel work, and tight enclosures rather than deep reach.
3) Can the Klein S10M run a nut down past the end of a long threaded rod or bolt?
Yes. The shaft is hollow, so a long bolt or threaded rod passes up inside it. That is what makes it workable on stacked circuit boards and other long-bolt applications where a solid-shaft driver would bottom out. The 3 inch shaft sets how far past the nut the bolt can protrude before it stops.
4) Will the S10M hold the nut on the driver so I can start it one-handed?
It will. A nut-holding magnet is built into the shank, so a 5/16 inch nut stays seated while you reach into a panel or overhead box. Handy when the other hand is holding the fixture or the flashlight.
5) Will the handle spin loose on the shaft under hard torque?
Internal flanges anchor the shaft inside the handle to resist twisting, so the blade does not work loose from the grip when you lean on it. The shaft is steel with chrome plating to slow corrosion in damp or outdoor service.
6) Does the Klein S10M meet any tool standard, and where is it made?
Klein states the S10M meets or exceeds applicable ASME/ANSI specifications, and the tool is made in the USA. That is the compliance line institutional and MRO buyers usually need for a tool crib spec.
7) How do I tell the 5/16 driver apart from the rest of my Klein nut drivers in the bag?
By handle color. The S10M uses an amber Comfordome handle, and Klein color-codes these handles by size so you can pick the right one out of a pouch without reading the stamp. The handle is a smooth plastic grip shaped to sit in the palm.
8) What is the exact part number and weight for the Klein 5/16-Inch magnetic nut driver with a 3-inch shaft?
Order it as Klein Tools S10M. It weighs 2.4 oz (68 g), so it adds almost nothing to a pouch if you are standardizing a set of drivers across a crew.
How fast can I get the Klein Tools S10M delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Klein Tools S10M come with a warranty?
Absolutely. The Klein Tools S10M is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Klein Tools S10M?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Klein Tools S10M from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.