DEWALT DCF870B 20V MAX HR 1/4″ Brushless Quiet Hydraulic Impact Driver – Tool Only

The DEWALT DCF870B 20V MAX XR® 1/4″ Quiet Hydraulic Impact Driver is engineered for professionals who need quieter fastening without giving up power or speed. Designed with an advanced hydraulic mechanism, this cordless impact driver delivers up to 500 in-lbs of torque while operating up to 57% quieter than standard impact drivers—making it ideal for noise-sensitive environments like schools, hospitals, or residential jobs.

With a compact 4″ body length and lightweight 2.2 lb design (tool only), the DCF870B easily fits into tight spaces such as inside cabinetry, between studs, or around mechanical systems. The 3-speed motor delivers up to 3,000 RPM and a high impact rate of 4,200 IPM, ensuring fast screw driving and consistent power. The 9-LED work light is up to 6x brighter than previous models and includes a 20-minute work light mode to keep your workspace illuminated long after the trigger is released.

Note: Battery and charger are sold separately.

DEWALT 20V MAX HR 1/4″ Brushless Quiet Hydraulic Impact Driver At a Glance

• Quieter Operation: Up to 57% quieter than standard impacts—ideal for finished spaces and sensitive job environments.
• Hydraulic Drive System: Provides smoother, more controlled impacts with less vibration and noise.
• Compact Size (4″): Easily fits in cabinetry, corners, and tight mechanical installs.
• 3-Speed Performance: Up to 3,000 RPM and 4,200 IPM for faster fastening across various applications.
• High-Torque Output (500 in-lbs): Enough power for lag bolts, anchors, and heavy-duty fasteners.
• Bright 9-LED Work Light: Delivers excellent visibility with a 20-minute stay-on mode—ideal for low-light jobs.
• Ergonomic Design: Lightweight (2.2 lbs) with well-balanced grip for long periods of use.
• Cordless Flexibility: Part of the DEWALT 20V MAX* system. Battery and charger sold separately.

Markets

• Cabinetry & Millwork – Quiet, precise fastening inside cabinets or around finished interiors.
• Electrical Installation – Less noise during installations in schools, hospitals, or finished buildings.
• Plumbing & Mechanical – Compact enough to fit in tight mechanical chases or behind panels.
• Deck Building & Outdoor Structures – Drives fasteners quickly with reduced noise, even outdoors.
• Property Maintenance – Ideal for repair tasks in apartments, offices, or occupied spaces.
• Light Framing & Renovation – Suitable for light structural work without the disruptive noise of typical impact drivers.

Professionals looking to minimize noise on site without sacrificing performance will find the DCF870B a valuable asset. Its hydraulic mechanism makes it noticeably quieter than traditional impacts, helping reduce disturbances during sensitive jobs. With fast driving speeds and torque built to handle lags, cabinet screws, or anchors, it offers the muscle of an impact driver with refined control. From finishing punch-list tasks in finished spaces to running conduit in tight areas, it’s designed to work hard—and quiet.

DEWALT DCF870B 20V MAX HR 1/4″ Brushless Quiet Hydraulic Impact Driver – Tool Only Features

• Our Quietest Impact Driver‡ – Reduce noise disturbances with up to 57% quieter** operation.
• Industry’s Highest Rated MAX Torque Hydraulic Impact Driver†
• Up To 40% Faster Driving*** – Drive large screws quickly and finish jobs fast.
• Up to 195% Faster Driving – Vs. Milwaukee®††
• Up to 250% Faster Driving – 5 Lags vs. Milwaukee®†††
• Advanced Engineering – provides consistent performance in demanding applications and performs in cold temperatures
• Designed For Tight Spaces – Complete framing, cabinetry, and other applications in tight areas with an ergonomic design.
• Up To 6X Brighter‡‡ – Help illuminate work areas with 9 LEDs featuring a 20 minute work light mode.
• Part Of Our Best Performing Line Of 20V MAX* Power Tools – Innovative power tools designed to deliver certainty for the world’s toughest pros.

DEWALT DCF870B 20V MAX HR 1/4″ Brushless Quiet Hydraulic Impact Driver – Tool Only Applications

• Cabinetry
• Electrical
• Plumbing & Mechanical
• Deck Building

DEWALT DCF870B 20V MAX HR 1/4″ Brushless Quiet Hydraulic Impact Driver – Tool Only Includes

• Battery and Charger Sold Separately
• (1) DCF870 Hydraulic Impact Driver
• (1) Belt Hook

DEWALT DCF870B 20V MAX HR 1/4″ Brushless Quiet Hydraulic Impact Driver – Tool Only Specifications

• Model: DCF870B
• Drive Type: 1/4″ Hex Quick-Change
• Torque: 500 in-lbs
• No Load Speed: 0–1,100 / 0–3,000 RPM
• Impact Rate: Up to 4,200 IPM
• Length: 4″
• Weight: 2.2 lbs (tool only)
• LED Light: 9-LED Array w/ 20-minute Stay-On Mode
• Power Source: 20V MAX* Li-Ion Battery (sold separately)
• Motor Type: Brushless with Hydraulic Mechanism
• Warranty: DEWALT 3-Year Limited / 1-Year Free Service / 90-Day Money-Back Guarantee

DEWALT DCF870B 20V MAX HR 1/4″ Brushless Quiet Hydraulic Impact Driver – Tool Only Warranty

• Dewalts Guaranteed Tough 3/1/90 Limited Warranty

Why Professionals Prefer the Tool Only DEWALT 20V MAX HR 1/4″ Brushless Quiet Hydraulic Impact Driver

The DEWALT 20V MAX 1/4″ Quiet Impact Driver is also known in the field as a quiet impact, hydraulic driver, or DC motor impact driver, the DEWALT DCF870B offers a professional-grade blend of precision, low noise, and control—all in a compact body that fits anywhere. Whether you’re installing electrical boxes, hanging cabinets, or building decks, it’s an ideal tool for finishing clean work without disturbing the space around you.