DeWALT DCF520B 20V MAX XR Brushless 1/4-in. & 3/8-in. Sealed Head Ratchet w/ 5.0Ah Battery
DeWALT DCF520B 20V MAX XR Brushless 1/4-in. & 3/8-in. Sealed Head Ratchet w/ 5.0Ah Battery
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Product Details
Product Details
Key Features
Overview
This bundle pairs the DEWALT DCF520B 20V MAX XR Brushless 1/4-in. & 3/8-in. Sealed Head Ratchet with the DEWALT DCB205 20V MAX 5Ah Battery — giving you a compact cordless ratchet for tight-access fastening work and the runtime to get through a full day of service calls without a battery swap. Model Number: DCF520B. A charger is not included; this bundle is designed for users already on the DEWALT 20V MAX platform with a compatible charger on hand.
The DCF520B ratchet is built around access and speed. DEWALT rates it at up to 450 RPM with up to 50 ft-lbs of max torque — fast enough to get through repeated bolts efficiently, with enough force for stubborn hardware on service and maintenance work. The sealed head design is built for places where clearance is limited and grime is part of the job: engine bays, behind installed equipment, inside cabinets and mechanical spaces where a bulkier tool slows you down. The forward and reverse switch is positioned for easier direction changes in tight spots, and the trigger lock helps prevent accidental activation when the tool is tucked into a cramped work area or riding in a bag.
The interchangeable anvil system adds real versatility. All three anvils — 3/8 inch square drive, 1/4 inch square drive, and 1/4 inch low-profile hex — are included in the box, so you can match the tool to the fastener and the space without reaching for a second ratchet. The variable speed trigger keeps control over fastener run-down, and the built-in LED helps light the work surface without juggling a separate light. The brushless motor delivers efficient power with less maintenance than a brushed design.
The DCB205 5Ah battery is the right match for a ratchet used hard through repeated fastening cycles. Five amp hours of capacity means more work per charge than lower-capacity packs, fewer interruptions, and better workflow when the job pace does not leave room for constant charging. The built-in LED state-of-charge indicator lets you check battery level before climbing under a vehicle, heading into a mechanical room, or starting a long run of fasteners — so you know where you stand before you commit to the task. At 1.5 lbs, it is a practical size for a tool that often gets used overhead or at awkward angles. Charge time is approximately 1.5 hours on a compatible 20V MAX charger.
Both tools are part of the DEWALT 20V MAX cordless platform. The DCB205 battery works with DEWALT 20V MAX tools and chargers across the lineup, so it earns its keep across everything else you already run — drills, impact drivers, saws, grinders, and lights — not just this ratchet.
Who should buy it? Mechanics, automotive techs, MRO crews, HVAC installers, industrial maintenance users, and serious DIYers who spend real time around bolts and tight access points and want a cordless ratchet backed by enough battery capacity to work through a full day without stopping.
Built to Reach Tight Fasteners
The sealed head layout is the reason to look at this ratchet if clearance is always working against you. It is set up for places where a bulkier tool or a standard ratchet slows you down — and the 5Ah battery keeps it running through a full shift of service work without demanding a swap mid-job.
- Sealed head design for access in cramped work zones
- Forward and reverse switch positioned for easier direction changes in tight spots
- Up to 50 ft-lbs of max torque for stubborn bolts and repeated fastening tasks
- 5Ah capacity keeps the ratchet in service longer between charges
- LED state-of-charge indicator — check before you drop into an engine bay or mechanical space
One Ratchet, Multiple Setups
The interchangeable anvil system gives this cordless ratchet more range than a single-drive tool — and the DCB205's broad 20V MAX compatibility means the same battery moves from this ratchet to your drills, drivers, and saws without any platform juggling.
- Accepts 3/8 inch square drive, 1/4 inch square drive, and 1/4 inch low-profile hex anvils
- Variable speed trigger helps control fastener run-down across different applications
- Built-in LED helps when the fastener is hidden in low-light areas
- DCB205 works across DEWALT 20V MAX drills, impact drivers, saws, and more
- Charge time approximately 1.5 hours on a compatible 20V MAX charger
What's in the Box
- (1) DEWALT DCF520B 20V MAX XR Brushless 1/4 in. & 3/8 in. Sealed Head Ratchet
- (1) 1/4 in. Square Drive Anvil
- (1) 3/8 in. Square Drive Anvil
- (1) 1/4 in. Low Profile Hex Anvil
- (1) DEWALT DCB205 20V MAX 5Ah Battery
Charger is not included. This bundle is designed for users already on the DEWALT 20V MAX platform with a compatible charger on hand.
At a Glance
Key Specifications
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20V MAX |
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0 to 450 RPM |
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50 ft-lbs |
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1/4 in. and 3/8 in. |
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Brushless |
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Yes |
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16.6 in. |
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Mexico |
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DEWALT DCB205 20V MAX 5Ah |
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1.5 hours |
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1.5 lbs |
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LED state-of-charge indicator |
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No |
Compatibility
Built For
Pro Tip
If you are working where a socket setup adds too much bulk, switch to the included 1/4 inch low-profile hex anvil — it is the better setup when access is tighter than the fastener itself. Check the DCB205's state-of-charge indicator before you drop into a cramped engine bay or mechanical space. With 5Ah behind the ratchet, you should have plenty of runtime for a full service call, but knowing where the battery stands before you start saves you from a mid-job interruption in a spot where getting back out takes time.
Warranty & Support
Tool Nut's Take
DEWALT DCF520B Sealed Head Ratchet + 5Ah Battery — for tight-access bolt work with the runtime to back it up
This is the kind of cordless ratchet that earns its spot when you are tired of fighting for clearance and wasting time on repetitive fasteners — paired with a 5Ah battery that keeps the tool working through a full day without asking you to stop.
- Who it's for: Mechanics, service techs, maintenance crews, and serious DIY users who need a fast cordless ratchet for bolts in cramped spaces and want the runtime to work through a full service call or maintenance shift.
- Why it stands out: The sealed head, 450 RPM speed, 50 ft-lbs of torque, and interchangeable anvil system give it more range than a basic single-drive ratchet — and the DCB205's 5Ah capacity and LED charge indicator make it a practical all-day pairing.
- Worth knowing: No charger is included — this bundle is for existing DEWALT 20V MAX users. The DCB205 also works across your full 20V MAX lineup, so it earns its keep well beyond ratchet duty. It is a ratchet first, not a replacement for a high-torque impact wrench on heavy lug nuts or suspension hardware.
Common Questions
- What's included in this bundle? The DEWALT DCF520B 20V MAX XR Brushless Sealed Head Ratchet with 1/4 in. square drive, 3/8 in. square drive, and 1/4 in. low-profile hex anvils, plus the DEWALT DCB205 20V MAX 5Ah Battery. A charger is not included.
- Is a charger included? No. This bundle is designed for users already on the DEWALT 20V MAX platform with a compatible charger on hand. Any DEWALT 20V MAX charger will charge the included DCB205 5Ah battery in approximately 1.5 hours.
- What kind of tool is this? A cordless sealed head ratchet designed for fastening and removing bolts in tight spaces.
- What drive sizes does it support? It includes 3/8 inch square drive, 1/4 inch square drive, and 1/4 inch low-profile hex anvils — all three are included in this bundle.
- How fast does it run? Up to 450 RPM with variable speed control. Maximum torque is 50 ft-lbs.
- Does the battery have a charge indicator? Yes. The DCB205 includes an LED state-of-charge indicator so you can quickly check remaining power before starting a task.
- Will the included battery work with other DEWALT 20V MAX tools? Yes. The DCB205 5Ah battery is compatible with DEWALT 20V MAX tools and chargers across the full platform.
- Is this a replacement for a high-torque impact wrench? No. The DCF520B is a ratchet built for speed and access in tight spaces. For heavy lug nuts or suspension hardware, a high-torque impact wrench is the better tool.
- What is the warranty on this bundle? The DCB205 5Ah battery carries DEWALT's 3-year limited warranty, 1-year free service, and 90-day satisfaction guarantee. Ratchet warranty per DEWALT's standard 20V MAX tool coverage.

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