Key Features
Brushless PowerThe gear drive design and high-efficiency brushless motor help this trimmer cut through thick grass and tough overgrowth without feeling underpowered. That means less bogging down when the growth gets heavy. 15-Inch CoverageA 15-inch cutting swath covers more ground per pass, so edging open areas and clearing along foundations or fence lines takes less time. It also runs 0.080-inch line and accepts 0.095-inch line when you need a heavier setup. Runtime ControlThe variable speed trigger with high and low speed control lets you match output to the job. Use lower speed for lighter trimming to stretch runtime, then bump it up when the grass gets thick.
Overview
The DEWALT DCST970X1S FLEXVOLT 60V MAX 15-In. Brushless Cordless String Trimmer Kit is a cordless outdoor power tool built for heavy-duty grass trimming and overgrowth cleanup. This is a string trimmer designed for clearing grass, weeds, and tough overgrowth. Model Number: DCST970X1S. If you want a battery-powered trimmer that is aimed more at serious property maintenance than light touch-up work, this is the kind of setup that makes sense.
What matters here is how the tool balances cutting coverage, usable power, and runtime control. DEWALT gives this trimmer a gear drive design and a high-efficiency brushless motor, which is why it is positioned to handle thicker growth instead of just light edging. The 15-inch cutting swath helps you cover open ground faster, and the head uses 0.080-inch line while also accepting 0.095-inch line when you need a tougher line setup for rougher trimming conditions.
The speed control is practical, not just a spec sheet add-on. The variable speed trigger and high/low range let you back the tool down for lighter grass so you are not burning battery when you do not need full output. Then, when you hit dense patches, tall weeds, or overgrown edges, you can step the power up and keep moving. That kind of control matters on larger properties because it helps balance cutting performance with runtime.
From a handling standpoint, this DEWALT cordless string trimmer is built to reduce fatigue over the course of a longer trimming session. DEWALT calls out the lightweight and ergonomic design, and the included auxiliary handle helps with control when you are sweeping side to side, trimming around obstacles, or working longer fence lines and foundations. For a trimmer in the 60V class, comfort and balance matter just as much as raw cutting ability.
Jobsite and property-use practicality are also well thought out. The trimmer is designed to withstand everyday heavy-duty usage, and the bump feed head with quick-load spool design keeps line management simpler when it is time to reload. That is one of those small features that matters more after you have used a trimmer for a season. Faster line loading means less downtime and less messing around when you should be getting the work done.
Battery platform is a big part of the value here. This kit includes a FLEXVOLT 60V MAX battery and charger, and that battery also works backward with DEWALT 20V MAX tools. If you are already on the DEWALT cordless platform, that cross-compatibility makes the kit easier to justify because the battery is not locked into one tool. You are buying into a system, not just a single piece of outdoor power equipment.
Who should buy it? This DEWALT string trimmer makes the most sense for homeowners with larger yards, property maintenance crews, landscapers, and contractors who want cordless trimming power without stepping down too far in performance. If your trimming work is mostly light grass around a townhouse patio, this is more tool than you need. If you regularly deal with thicker growth, wider areas, and heavier weekly use, this setup lands in the sweet spot.
Cut Heavy Growth Without Dragging a Cord
This is the main reason to buy a 60V string trimmer instead of a lighter homeowner model. It is built to handle tougher trimming work where lighter cordless units start slowing down.
- Gear drive design is built to power through tough overgrowth
- Brushless motor is designed to maximize runtime and motor life
- 15-inch swath helps clear wider areas in fewer passes
Use More Power Only When You Need It
The variable speed trigger and high/low control give you a better way to manage runtime. For lighter trimming, you can keep the tool in a lower range. For thick patches, you can step it up without switching tools.
- Variable speed trigger helps match output to the material in front of you
- High and low speed settings let you trade maximum power for longer runtime
- Useful for moving between open lawn, fence lines, and overgrown edges in one session
Spend Less Time Reloading Line
Line loading is one of those little frustrations that can turn into a time-waster fast. The quick-load spool setup is there to make that part easier, especially if you burn through line during heavy trimming.
- Bump feed head comes with a quick-load spool design
- Includes 0.080-inch trimmer line in the kit
- Also accepts 0.095-inch line for a heavier cutting setup
What’s in the Box
- (1) DEWALT FLEXVOLT 60V MAX 15-inch Cordless String Trimmer
- (1) 60V MAX 3.0 Ah FLEXVOLT Battery
- (1) Charger
- (1) Auxiliary Handle
- (1) 0.080-inch Trimmer Line
Key Specifications
| Product Type | String Trimmer |
|---|---|
| Voltage (V) | 60 V |
| Power Source | Battery |
| Corded or Cordless | Cordless |
| Cutting Swath | 15 in. |
| Line Size | 0.080 in. standard, accepts 0.095 in. |
| Battery Capacity | 3.0 Ah |
| Weight (lbs) | 18.9 lb |
Compatibility
Battery Platform Uses the DEWALT FLEXVOLT 60V MAX battery system. The included FLEXVOLT battery is backward compatible with DEWALT 20V MAX tools. Trimmer Line Configured for 0.080-inch line and also accepts 0.095-inch line for heavier trimming applications.
Built For
LandscapingProperty MaintenanceHeavy Grass TrimmingOvergrowth CleanupResidential ExteriorsLarge Yard Maintenance
Pro Tip
Start lighter trimming in low speed and save high speed for thick patches or tall growth. On a larger property, that simple habit helps stretch runtime and keeps you from chewing through line faster than you need to.
Warranty & Support
3 Year Limited Warranty, 1 Year Free Service, 90 Day Satisfaction Guaranteed.
Tool Nut’s Take
Tool Nut’s Take
DEWALT DCST970X1S FLEXVOLT 60V MAX 15-In. Brushless Cordless String Trimmer Kit for serious trimming work
This is the DEWALT cordless string trimmer you buy when light-duty lawn tools are no longer cutting it.
- Who it’s for: Homeowners with a lot of yard to maintain, property maintenance crews, and landscapers who want cordless freedom with real cutting power.
- Why it stands out: The 60V FLEXVOLT platform, gear drive setup, 15-inch swath, and variable speed control give it the kind of usable power that makes a difference in thick growth.
- Worth knowing: This is a kit, not a bare tool, and the included FLEXVOLT battery adds value if you already run DEWALT 20V MAX or 60V MAX tools.
Common Questions
- What type of tool is this? It is a cordless string trimmer designed for grass trimming, weed cutting, and clearing tough overgrowth.
- What line size does it use? It uses 0.080-inch trimmer line and also accepts 0.095-inch line.
- Is this tool part of the DEWALT FLEXVOLT system? Yes. It uses a 60V MAX FLEXVOLT battery, and that battery is backward compatible with DEWALT 20V MAX tools.
- Is this a bare tool? No. The product data lists it as a kit and includes a battery and charger.





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