Klein Tools D506-4 Adjustable ...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$89.76
$33.20
Klein Tools D506-4 Adjustable Wrench, Plastic Dipped, 4-Inch

Klein Tools D506-4 Adjustable Wrench, Plastic Dipped, 4-Inch

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Model: D506-4
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$89.76
$33.20
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Adjustable Wrench, Plastic Dipped, 4-Inch

  • Warnings

    • NOT insulated. Plastic-dipped or slip-on plastic handles are NOT intended for protection against electrical shock.
    • Do NOT extend handle length.
    • Always wear approved eye protection.
    • Do NOT push or hammer wrench.

  • Features

    • Chrome-plated for rust resistance
    • Plastic-dipped handles for added comfort
    • High polish chrome finish
    • Precision-machined jaws are individually chosen and assembled by hand for smooth operation
    • Rail is ground for precision fit
    • Heat-treated for long life
    • Knurl turns smoothly for easy operation
    • Forged heat-treated alloy steel for maximum strength and light weight
    • Contoured handles for comfortable use


D506-4 - spec sheet

Manufacturer Resources

Spec Sheet

Product Specs

Accessories:
TT1, TT2
Handle Color:
Transparent Red
Handle Finish:
Plastic-Dipped
Item Depth:
4.5000 in
Item Height:
1.0000 in
Item Weight:
0.1300 lbs
Item Width:
1.0000 in
Jaw Capacity:
0.5" (1.3 cm)
Overall Length:
4.5" (11.4 cm)
Department:
Tools
Product Group:
Hand Tools
Product Subgroup:
Hammers & Wrenches
Product Weight:
2.1 oz (60 g)
Product Type:
Adjustable Wrench
Product Height:
1 in
Product Width:
1 in
Product Depth:
4.5 in

Klein Tools D506-4 – Frequently Asked Questions

1) Is the Klein Tools D506-4 adjustable wrench safe to use on live electrical work?
No. The D506-4 is not insulated. The plastic-dipped handle is there for grip and comfort only, and Klein states plainly that plastic-dipped or slip-on plastic handles are not intended for protection against electrical shock. For energized work you need a wrench rated and marked as insulated to 1000V, not this one.
2) Will a Klein D506-4 wrench fit in a shirt pocket or pouch for service calls?
Yes. Overall length is 4.5 inches (11.4 cm) and it weighs 2.1 oz (60 g), so it drops into a shirt pocket, a tool pouch, or a meter case without adding noticeable weight. That size is the reason techs carry it for panel and device work where a full-size adjustable will not reach.
3) Can I use a cheater bar or pipe on the handle of this small Klein adjustable wrench for extra torque?
No. Klein specifically warns not to extend the handle length on the D506-4, and not to push or hammer the wrench. It's a 4.5 inch tool for light fastener work. If you need torque, step up to a larger adjustable or a box wrench sized to the fastener. Eye protection is called for whenever you're on it.
4) How do I tell the Klein D506-4 apart from the other D506 adjustable wrenches?
The number after the dash is the nominal size. D506-4 is the 4-inch version, measuring 4.5 inches overall with a 1/2 inch jaw capacity, and it's the model number you order by. The handle is transparent red plastic-dipped. Larger D506 sizes carry a different suffix and a wider jaw.
5) Will a 4-inch Klein adjustable wrench handle plumbing work like supply nuts and compression fittings?
Only the small stuff. With a 1/2 inch maximum jaw opening it works on 1/2 inch compression nuts and small set screws, but it will not open far enough for 1/2 inch IPS supply nuts, trap slip nuts, or packing nuts, which run well past 1/2 inch across the flats. For those, use a larger adjustable or a smooth-jaw spud wrench.
6) Will the jaws of this Klein adjustable wrench slip or wobble on a tight fitting?
The jaws are precision-machined, individually matched and hand-assembled, and the rail is ground for a precision fit, so the movable jaw tracks without play. The knurl turns smoothly so you can snug the jaws down one-handed. The body is forged, heat-treated alloy steel with a chrome plating for rust resistance.
7) Is there a holder or lanyard accessory for the Klein D506-4 pocket wrench?
Klein lists TT1 and TT2 as the accessories for the D506-4. Worth pairing if you're carrying a 2.1 oz tool at height and don't want to drop it.
How fast can I get the Klein Tools D506-4 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 D506-4 come with a warranty?
Absolutely. The Klein Tools D506-4 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 D506-4?
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 D506-4 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.
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