Klein Tools 53850 1.701-Inch K...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$79.23
$22.14

Klein Tools 53850 1.701-Inch Knockout Die for 1-1/4-Inch Conduit

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Model: 53850
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$79.23
$22.14
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1.701-Inch Knockout Die for 1-1/4-Inch Conduit
  • Features

    • Black oxide finish
    • Maximum capacity of 10 gauge mild steel
    • Also cuts aluminum, fiberglass and plastic
    • Punch holes cleanly and accurately


53850 - spec sheet

Manufacturer Resources

Product Specs

Conduit Size:
1-1/4" (3.2 cm)
Item Depth:
3.3300 in
Item Height:
2.1600 in
Item Weight:
0.4500 lbs
Item Width:
3.0600 in
Department:
Electrical
Product Group:
Electrical Installation Tools
Product Subgroup:
Knockout Punches
Product Type:
Knockout Die
Product Size:
1.701" (4.3 cm)
Product Details:
Knockout Die
Product Weight:
0.5 oz (204 g)
Product Width:
3.06 in
Product Height:
2.16 in
Product Depth:
3.33 in

Klein Tools 53850 – Frequently Asked Questions

1) What size hole does the Klein Tools 53850 knockout die cut?
The Klein 53850 die punches a 1.701 inch hole, which is the standard opening for 1-1/4 inch conduit. If you need the hole for a 1-1/4 inch connector or hub in an enclosure, this is the correct die size.
2) Will a 1-1/4 inch knockout die punch through a 10 gauge steel panel?
Yes. The 53850 is rated to a maximum capacity of 10 gauge mild steel, so standard sheet steel enclosures and panelboard sides are within range. Anything heavier than 10 gauge steel is past the die's rating.
3) Is the Klein 53850 a complete punch set or just the die?
It is the die only, sold as a single 1.701 inch knockout die under part number 53850. You supply the draw stud, punch and the drive method (manual, ram or hydraulic driver) that the die threads onto.
4) Can this knockout die cut aluminum or fiberglass boxes, not just steel?
It will. Besides mild steel up to 10 gauge, the 53850 cuts aluminum, fiberglass and plastic, so it covers aluminum pull boxes and non-metallic enclosures as well as steel panels.
5) I need a clean hole in a finished enclosure. Will this punch or will it deform the panel?
Punching is the right call for finished work. The 53850 shears a clean, accurate round hole in one stroke, so the connector seats flat with no burring or distortion the way a hole saw or step bit in sheet steel often leaves.
6) What finish is on the Klein 1.701 inch knockout die and does it resist rust in a service truck?
Black oxide. It gives the die a mild corrosion-resistant surface for storage in a tool bag or truck box, though it is not a plating, so wiping it down and keeping a light oil film on it is still worth doing.
How fast can I get the Klein Tools 53850 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 53850 come with a warranty?
Absolutely. The Klein Tools 53850 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 53850?
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 53850 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.