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Klein Tools Quick-Adjust Klaw� Pump Pliers 10-Inch with Push Button Ratchet System
Model: KLN-D504-10B
Klein Tools Quick-Adjust Klaw� Pump Pliers 10-Inch with Push Button Ratchet SystemProfessional-grade pump pliers with innovative quick-adjust technologyKlein Tools Quick-Adjust Klaw� Pump Pliers...
Klein Tools
$116.97
$55.67
Klein Tools Classic Klaw� Pump Pliers 10-Inch Chrome Vanadium Steel with V-Jaw Design
Professional tongue and groove pliers with unique jaw design for maximum torque
Klein Tools Classic Klaw� Pump Pliers deliver professional-grade performance with their secure tongue and groove design that provides non-slip grip even under heavy pressure. These 10-inch pump pliers feature chrome vanadium steel construction and unique jaw design with multiple contact points for maximum torque application. The D-pin rivet system allows one-handed fast adjustment, while the compact narrow design enables easy work in small or hard-to-reach spaces.
Professional Features & Benefits
- Chrome Vanadium Steel Construction: Provides exceptional durability and strength for demanding professional applications
- Unique V-Jaw Design: Delivers multiple points of contact for maximum torque and secure grip on various materials
- 2.125" Jaw Capacity: Accommodates a wide range of pipe sizes and fittings for versatile applications
- D-Pin Rivet System: Enables one-handed fast and easy adjustment of plier jaws for improved efficiency
- Plastic Dipped Handles: Provide comfort during extended use and bright yellow color for easy identification in low light
- Specially Hardened Teeth: Reduce wear and ensure positive grip for long-lasting performance
- Compact 9.72" Overall Length: Offers excellent maneuverability in confined spaces while maintaining leverage
Technical Specifications
- Application: General Purpose
- Crimps: No
- Depth: 9.7000 in
- Handle Color: Yellow
- Handle Finish: Plastic Dipped
- Handle Length: 4.75" (12 cm)
- Handle Material: Plastic
- Handle Type: Plastic Dipped
- Insulated: No
- Jaw Capacity: 2.125" (5.4 cm)
- Jaw Length: 1.25" (3.2 cm)
- Jaw Width: 0.3" (0.8 cm)
- Overall Height: 2" (5.1 cm)
- Overall Length: 9.72" (24.7 cm)
- Overall Width: 0.55" (1.4 cm)
- Product Height: 0.2950 in
- Product Material: Chrome Vanadium Steel
- Product Type: Plier
- Product Weight: 0.7800 lbs
- Product Width: 1.9740 in
- Strips And Cuts: No
- Tether Capable: No
- Wire Pulling: No
Professional Applications
- Plumbing installations and repairs
- HVAC system maintenance
- Electrical conduit work
- General maintenance and repair
- Automotive applications
- Industrial equipment service
- Construction and remodeling projects
Why Choose Klein Tools Quality?
Klein Tools Classic Klaw� Pump Pliers represent professional-grade reliability with chrome vanadium steel construction and specially hardened gripping teeth for reduced wear. The durable construction and secure tongue and groove design make these pliers tough enough to handle demanding professional applications while providing the precision and control required for quality workmanship.
Manufacturer Resources
Spec Sheet
Product Specs
- Application:
- General Purpose
- Crimps:
- No
- Handle Color:
- Yellow
- Handle Finish:
- Plastic Dipped
- Handle Length:
- 4.75" (12 cm)
- Handle Material:
- Plastic
- Handle Type:
- Plastic Dipped
- Insulated:
- No
- Jaw Capacity:
- 2.125" (5.4 cm)
- Jaw Length:
- 1.25" (3.2 cm)
- Jaw Width:
- 0.3" (0.8 cm)
- Overall Height:
- 2" (5.1 cm)
- Overall Length:
- 9.72" (24.7 cm)
- Overall Width:
- 0.55" (1.4 cm)
- Product Height:
- 0.2950 in
- Product Material:
- Chrome Vanadium Steel
- Product Type:
- Tongue & Groove Pliers
- Product Weight:
- 0.7800 lbs
- Product Width:
- 1.9740 in
- Strips And Cuts:
- No
- Tether Capable:
- No
- Wire Pulling:
- No
- Product Depth:
- 9.7000 in
- Department:
- Electrical
- Product Group:
- Hand Tools
- Product Subgroup:
- Pliers & Cutters
Klein Tools D50510 – Frequently Asked Questions
1) Are Klein D50510 pump pliers insulated for live electrical work?
No. The D50510 is not insulated. The yellow plastic dipped handles are for comfort and visibility, not for shock protection, so keep these off energized conductors and use a 1000V insulated tool where live work is involved.
2) Will 10-inch pump pliers fit into a tight cabinet or a crowded junction box?
They are built narrow for that. Overall length is 9.72 inches (24.7 cm) with an overall width of 0.55 inches (1.4 cm) and a jaw width of just 0.3 inches (0.8 cm), so the head slips between conduit runs and into panel interiors where a wider tongue-and-groove head would bind. Overall height at the head is 2 inches (5.1 cm).
3) Can I use the Klein Classic Klaw pump pliers to cut or strip wire?
No. The D50510 grips and turns only. It does not cut, does not strip, and does not crimp. Keep a set of side cutters or a combination stripper in the pouch alongside it for termination work.
4) Can these Klein pump pliers be tied off for work at height?
No. The D50510 is not tether capable, so there is no tether hole or attachment point on the handles. If your site requires drops-prevention tethering above ground level, you need a tool designed with a tether point rather than adding one to this plier.
5) What is the difference between the V-jaw on the Classic Klaw and a standard flat tongue and groove plier?
A standard tongue-and-groove jaw grabs a round pipe on two faces. The Classic Klaw V-jaw geometry puts multiple contact points on the work, which is what lets you put torque on a round fitting without the jaws rolling off. Teeth are specially hardened to hold that bite over time. For flat stock or square nuts the difference matters less, but on pipe and couplings it is the reason to pick this one.
6) Can you adjust these pliers with one hand while holding the fitting with the other?
Yes. The D-pin rivet lets you slide the jaw through its settings one-handed, which is the practical difference when you are under a sink or overhead on a conduit run and your other hand is occupied.
7) How much leverage do you get from a 10-inch Klein pump plier, and how heavy is it to carry all day?
Handle length is 4.75 inches (12 cm) against a 1.25 inch (3.2 cm) jaw, so the grip-to-jaw ratio does the work without a long wrench swing. The whole tool weighs 0.78 lbs, light enough to live on a pouch loop for a full shift.
8) Are Klein Classic Klaw pump pliers tough enough for daily plumbing and HVAC service, or are they a light-duty tool?
Chrome vanadium steel forging is the standard for professional hand tools that see repeated torque, and that is what the D50510 is made from. It is specified for general purpose service work, plumbing repairs, HVAC maintenance, conduit work and general MRO. For a maintenance fleet standardizing on one pump plier, the ordering number is D50510.
How fast can I get the Klein Tools D50510 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 D50510 come with a warranty?
Absolutely. The Klein Tools D50510 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 D50510?
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 D50510 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.