Description

Key Features

Five Core Tools

This kit covers drilling, driving, circular saw cutting, grinding, and jobsite lighting in one buy. It makes sense for users who need a real starter platform instead of piecing tools together one at a time.

20V MAX Platform

The DEWALT DCK521D2 20V MAX Compact 5-Tool Combo Kit puts all five tools on the same battery system. That means fewer chargers, fewer batteries to manage, and easier expansion later.

Ready to Carry

With two 2.0Ah batteries, a charger, and a contractor bag included, this combo kit is set up for transport and day-to-day use right out of the box.

Overview

The DEWALT DCK521D2 20V MAX Compact 5-Tool Combo Kit is a cordless power tool combo kit built around DEWALT’s 20V MAX battery platform. This is a 5-tool combo kit designed for drilling, fastening, cutting, grinding, and general jobsite work. Model Number: DCK521D2. If you want to get into the DEWALT cordless system with a practical mix of everyday tools, this kit covers the basics without wasting space on filler pieces.

At the center of the kit is the DCD780 compact drill/driver, which uses a high-speed transmission with two speed ranges of 0 to 600 RPM and 0 to 2,000 RPM. In plain terms, that gives you low-speed control for driving screws and higher speed for drilling holes. Paired with it is the DCF885 impact driver with a 1/4 inch hex chuck that accepts 1 inch bit tips and supports one-handed loading. That matters when you’re moving fast, on a ladder, or working in cabinets and other tight spots where juggling bits gets old fast.

The cutting side of the kit is handled by the DCS393 circular saw. It uses a 6-1/2 inch carbide blade and can cut 2×4 material at a 45 degree angle in a single pass. That is a useful real-world benchmark, because it tells you this saw is set up for common framing lumber and jobsite crosscuts, not just light trim work. For remodelers, punch-list crews, and serious DIY users, that gives the kit more range than drill-and-impact-only bundles.

For metal cutting, grinding, and general cleanup work, DEWALT includes the DCG412 grinder. It runs at 8,000 RPM and adds features that matter on the job, including a quick-change wheel release, a trigger switch with lock-off button, and a 2-position side handle. That setup is useful when you are switching wheels, working in awkward angles, or trying to keep better control during longer cuts and grinding passes.

The DCL040 LED flashlight rounds out the kit with 110 lumens of output. It is not the reason you buy the combo, but it is the kind of tool you end up reaching for all the time, whether you are under a sink, inside a panel area, in an attic, or finishing up at the end of the day. Having it run on the same 20V MAX batteries is the practical part.

From a design standpoint, this kit leans compact and jobsite-friendly. The drill and impact driver are both described as lightweight and compact, and the included contractor bag keeps everything together for transport. The total kit weight is listed at 24.5 lbs, which is reasonable for a five-tool cordless set with batteries and charger included. The tools are not listed as brushless, so this kit is best understood as a solid, proven brushed-tool platform for users who want capability and system value more than premium trim features.

Battery system compatibility is one of the big reasons this kit matters. Everything here runs on the DEWALT 20V MAX lithium-ion platform, and the kit includes (2) DCB203 2.0Ah batteries plus a DCB112 charger. That gives you a real entry point into the DEWALT cordless lineup. If you already own other 20V MAX tools, the included batteries and charger fit naturally into that setup. If you are starting from scratch, this kit gives you five useful tools on one battery family instead of locking you into multiple systems.

Who should buy it? This kit makes the most sense for contractors who need a dependable cordless starter set, maintenance crews who want broad coverage in one bag, and DIY users who are done borrowing tools and want a real platform. It is especially strong for remodeling, punch work, light framing cuts, fastening, and basic metal grinding. If you need top-end runtime or brushless performance, DEWALT has higher-tier kits. If you need solid range, proven tool coverage, and a smart way into 20V MAX, this one is easy to justify.

See the Full DEWALT DCK521D2 20V MAX Compact 5-Tool Combo Kit

This combo kit gives you a real working spread of cordless tools instead of doubling up on similar pieces. You get the tools most users reach for first, plus batteries, charger, and storage, all on one battery platform.

• Includes drill/driver, impact driver, circular saw, grinder, and LED flashlight
• Built around DEWALT 20V MAX lithium-ion batteries for one-platform convenience

What’s in the Box

• (1) DCD780 20V MAX Lithium-Ion Drill/Driver
• (1) DCF885 20V MAX Lithium-Ion Impact Driver
• (1) DCS393 20V MAX Circular Saw
• (1) DCG412 20V MAX XR Grinder
• (1) DCL040 20V MAX LED Flashlight
• (2) DCB203 20V MAX 2.0Ah Lithium-Ion Batteries
• (1) DCB112 Charger
• (1) Contractor Bag

Key Specifications

Voltage (V)	20V MAX
Battery Type	Lithium-Ion
Number of Tools Included	5
Number of Batteries Included	2
Battery Capacity	2.0Ah each
Total Kit Weight (lbs)	24.5 lbs
Circular Saw Blade Diameter	6-1/2 in
Grinder No-Load Speed (RPM)	8,000 RPM

Compatibility

Battery Platform

Runs on the DEWALT 20V MAX lithium-ion battery system.

Charger

Includes a DCB112 charger for the included 20V MAX batteries.

Impact Driver Bit Interface

The DCF885 impact driver uses a 1/4 inch hex chuck and accepts 1 inch bit tips.

Built For

General ContractingRemodelingCarpentryConstructionMaintenance WorkFasteningFraming Lumber CutsMetal Cutting and Grinding

Pro Tip

Use the drill/driver for controlled pilot holes and the impact driver for final fastening instead of forcing one tool to do both jobs. In a combo kit like this, splitting those tasks keeps screws cleaner, saves time, and lets each tool do what it is actually built for.

Warranty & Support

3-year limited warranty on tools and batteries. Additional support terms listed by supplementary sources include 1 year of free service and a 90 day money back guarantee.

Tool Nut’s Take

Tool Nut’s Take

DEWALT DCK521D2 20V MAX Compact 5-Tool Combo Kit for the guy who wants a real starter setup

This is a smart buy if you want broad cordless coverage in one shot and actually plan to use every tool in the bag.

• Who it’s for: Contractors, remodelers, maintenance techs, and serious DIY users who need a drill, impact driver, circular saw, grinder, and light on one battery platform.
• Why it stands out: The tool mix makes sense. You are not paying for oddball extras. You are getting core tools plus two batteries, charger, and bag, all tied to DEWALT 20V MAX.
• Worth knowing: This is not a brushless premium kit, so if maximum runtime and higher-end electronics are your priority, step up the line. If you want practical range and proven jobsite value, this one still gets it done.

Common Questions

• Is this a cordless combo kit? Yes. All five tools in the kit are cordless and run on DEWALT 20V MAX lithium-ion batteries.
• How many batteries come with the kit? The kit includes two 20V MAX 2.0Ah batteries.
• What size blade does the circular saw use? The included circular saw uses a 6-1/2 inch carbide blade.
• Does the grinder have enough speed for cutting and grinding? The included DCG412 grinder is rated at 8,000 RPM and is intended for cutting and grinding applications.