1. Drill Bits Products
  2. sku: 9005789917230782
  3. DEWALT DCF878

DEWALT DCF878 Impact Driver Gearbox Gearcase Nose Anvil DCF787 1/4

Dcf787 Dewalt Dcf878 Impact Driver Gearbox Gearcase Nose Anvil Case 1/4 Inch

( Brand: Dewalt ), ( Type: Impact Gearbox, Casing Assembly ), ( Manufacturer Part Number: DCF878 )

Review DEWALT Impact Driver Gearbox Gearcase Nose Anvil Case 1/4 Inch

The Dewalt DCF878 and DCF787 Impact Drivers feature a robust and durable gearbox design, with the gearcase nose anvil being a crucial component of this system. This anvil, a quarter-inch type, is specifically designed to provide superior performance and reliability for heavy-duty fastening applications.

The anvil is manufactured using high-quality steel, ensuring it can withstand the rigors of continuous use. Its precise machining allows for a perfect fit with quarter-inch hex shank bits, ensuring a secure connection and efficient power transfer from the motor to the bit. The anvil's surface is treated with a corrosion-resistant coating to protect it from environmental conditions and prolong its lifespan.

The design of the gearbox nose anvil is optimized for maximum impact energy transfer. The shape of the anvil provides ample clearance for the hammer mechanism, allowing for full force to be delivered to the bit without any hindrance. This results in faster driving speeds and increased torque, making these impact drivers ideal for use in demanding construction, automotive, and industrial applications.

The Dewalt DCF878 and DCF787 Impact Drivers offer a 1/4-inch square drive, which is the industry standard for high-performance fastening tools. This allows users to access a wide range of bits and attachments, expanding the versatility of the tool for various applications. Furthermore, the Impact Drivers come with a 3-year limited warranty, ensuring peace of mind for professional users and DIY enthusiasts alike.

The gearbox nose anvil on the Dewalt DCF878 and DCF787 Impact Drivers is built to last, offering superior durability and reliability for heavy-duty fastening applications. Its precision machining and corrosion-resistant coating ensure a secure connection with quarter-inch hex shank bits and prolong the anvil's lifespan. The optimized design for maximum impact energy transfer results in faster driving speeds and increased torque, making these impact drivers an essential tool for professionals and enthusiasts alike.

A Detailed Analysis of the Dewalt DCF878/DCF787 Impact Driver: Gearbox, Gearcase, Nose, and Anvil

The Dewalt DCF878/DCF787 impact driver is a powerful and versatile tool preferred by many professionals and DIY enthusiasts. In this analysis, we will examine the features and benefits of this impact driver, focusing on the gearbox, gearcase, nose, and anvil.

1. Gearbox:

The Dewalt DCF878/DCF787 impact driver comes with a robust and durable heavy-duty gearbox. Its one-piece brushless motor design provides excellent torque, efficiency, and longer tool life. Moreover, the gearbox's ball and roller bearings ensure smooth operation and reduce wear and tear. The tool also features a 3-speed selector switch, allowing users to select the optimal speed for various applications.

Pros:

- Robust and durable design

- Long tool life due to brushless motor

- Smooth operation with ball and roller bearings

- Adjustable speed settings

Cons:

- Higher initial investment compared to brushed models

2. Gearcase:

The Dewalt DCF878/DCF787 impact driver's gearcase is engineered for maximum durability and functionality. It is made from a robust metal housing that protects the tool from impacts and drops. The gearcase is also designed to be compact and lightweight, making it easy to maneuver in tight spaces.

Pros:

- Compact and lightweight design

- Robust metal housing for durability

- Protects internal components from impacts and drops

Cons:

- No significant drawbacks

3. Nose:

The Dewalt DCF878/DCF787 impact driver's hexagonal nose allows for easy bit engagement and quick bit changes. The tool also features a magnetic bit holder that keeps the bit securely in place during use. The nose design allows for better grip and control, making it easier to apply torque to the fastener.

Pros:

- Easy bit engagement and quick bit changes

- Magnetic bit holder keeps bit securely in place

- Better grip and control for improved torque application

Cons:

- No significant drawbacks

4. Anvil:

The Dewalt DCF878/DCF787 impact driver's anvil is designed to provide maximum grip and torque transfer to the fastener. It features a large, flat contact surface that allows for easy alignment and consistent torque application. The anvil is also made from a durable material that can withstand the high forces generated by the tool.

Pros:

- Maximum grip and torque transfer to the fastener

- Large, flat contact surface for easy alignment

- Durable material can withstand high forces

Cons:

- No significant drawbacks

Conclusion:

The Dewalt DCF878/DCF787 impact driver offers numerous advantages, including a robust gearbox, durable gearcase, easy-to-use nose design, and powerful anvil. While there are some initial investment costs associated with this tool, its long-term benefits, such as increased efficiency, durability, and improved performance, make it a worthwhile investment for professionals and DIY enthusiasts.

Recommendation:

If you are looking for a powerful, versatile, and durable impact driver, the Dewalt DCF878/DCF787 is an excellent choice. Its advanced features, such as the heavy-duty gearbox, compact gearcase, easy-to-use nose design, and powerful anvil, make it a must-have tool for any serious DIYer or professional.

part # dcf878 prices

  • $33.01-$73.99

specifications drillnubbin:

  • brand: Dewalt
  • type: Impact Gearbox, Casing Assembly
  • manufacturer part number: DCF878

general drillnubbin:

  • Tools Workshop Equipment > Power Tool Air Tool Accessories > Drill Bits
  • condition: New

seller drillnubbin:

  • rating: 99.5%
  • # reviews: 32528

shipping drillnubbin:

  • service: Standard, Expedited, UPS 2nd Day Air
  • type: Fixed
  • cost: $0.00
  • transit: 5-9 Days
  • class: Standard, Expedited
  • carrier: UPS

payments drillnubbin:

  • credit card: Visa
  • other
  • wallet: Apple-pay

offer drillnubbin:

  • availability: In Stock
  • options: Ship-to-home
  • best offers: True
  • quantity: 5
  • sold: 0
  • started: December 25, 2025

returns drillnubbin:

  • paid by: Seller
  • method: Money back
  • time: 60 Days
  • policy: Returns Accepted
type: impact gearbox, casing assembly,
category: home & garden > tools workshop equipment > power tool air accessories > drill bits, sku: 9005789917230782,

Dewalt DCF878 Is Similar To:

drillnubbin logo
5 offers $33.01–$73.99 USD
  • Offer #1: $73.99 price + free delivery = $73.99* total. No-Load Speed Up to 2,800 RPM. Battery Compatibility DEWALT 20V MAX (battery not included).FREE SHIPPING
  • Offer #2: $33.01 price + free delivery = $33.01* total. Compatible with Type 1, C2 Type 1, DCF886B Type 1, DCF886B Type 2, DCF886B Type 3, DCF886B Type 4, DCF886B Type 5, DCF886B Type 6, DCF886B-B3 Type 1, DCF886D2 Type 1, DCF886D2 Type 6, DCF886D2-B3 Type 1, DCF886M2 Type 1, DCF886M2 Type 4, DCF886M2 Type 6, DCF886M2-B2 Type 1, DCF886M2-BR Type 1, DCF890B Type 1, DCF890M2 Type 1.FREE SHIPPING
  • Offer #3: $40.00 price + $10.00 delivery = $50.00* total. The 1/4" chuck size allows for easy bit changes, and its yellow and black color scheme adds a stylish touch to your toolbox The Dewalt 20V Cordless 1/4" Brushless Impact Driver is a powerful and compact tool designed for efficient driving tasks.+$10.00 shipping
  • Offer #4: $84.97 price + free delivery = $84.97* total. Maximum Rotational Speed2800 RPM. Includes: (1) 1/4 in.FREE SHIPPING
  • Offer #5: $64.95 price + free delivery = $64.95* total. of torque. Complete tough jobs in tight spaces with this 20V MAX 1/4 in.FREE SHIPPING