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DEWALT DCHT820B 20V MAX cordless hedge trimmer features a 24-inch dual-action steel blade for efficient trimming—tool only, powered by your DEWALT 20V MAX battery.
Categories : garden
SKU : WOR-GAR-035
The DEWALT DCHT820B 20V MAX Hedge Trimmer is a bare-tool solution for keeping hedges, shrubs, and topiaries in shape without the hassle of cords. Its 24-inch dual-action steel blade reduces vibration and improves cut quality, while the lightweight design lets you work longer with less fatigue. Powered by any DEWALT 20V MAX battery, it brings the flexibility of cordless trimming to your landscape tasks.
The dual-action blade moves two blades in opposite directions, which cancels out much of the vibration you'd feel with a single-edged trimmer. This makes long trimming sessions more comfortable, and the hardened steel edges stay sharp for clean cuts through branches up to 1 inch thick.
The 24-inch blade gives you a long cutting path, so you can shape large hedges with fewer strokes. The dual-action design also helps the trimmer bite into the plant evenly, reducing the chance of tearing or bruising leaves. It's ideal for boxwoods, small ornamentals, and medium hedges.
This bare tool accepts every DEWALT 20V MAX battery. For best runtime, use a 4Ah or 6Ah XR battery when tackling larger jobs. The tool works with all standard 20V MAX chargers, so you can top off between uses.
Trim from the bottom upward, using the blade tip to follow the outline. For large branches, use lower speed and let the blade do the work. Keep the blade oiled and clean to maintain a crisp edge. When not in use, always replace the blade cover.
24-inch dual-action steel blade cuts through branches with less vibration and smoother finish.
1-inch cutting capacity handles typical hedge branches quickly.
Lightweight, low-noise design for comfortable extended trimming.
Works with all DEWALT 20V MAX batteries to give you cordless freedom.
Bare tool: use your existing DEWALT battery and charger.
Model: DCHT820B
Weight: 5.4 lb (2.45 kg)
Blade Type: Dual-action hardened steel
Dimensions: 38.0 x 7.0 x 5.0 in (96.5 x 17.8 x 12.7 cm)
Blade Length: 24 in
Power Source: 20V MAX Battery (tool only)
Product Type: Cordless Hedge Trimmer
No-Load Speed: 15,000 SPM
Cutting Capacity: 1 in
Package Contents: DCHT820B hedge trimmer, blade guard
Seller: Workbench World
MPN: DCHT820B
Cordless trimmers give you the freedom to move around your property without trailing extension cords. The DCHT820B is especially useful for trimming along fences, walls, and other obstacles where a cord can snag. Its 24-inch blade covers a large area per pass, and the dual-action design keeps the tool steady in your hands.
A longer blade allows you to cut larger surfaces with fewer strokes, but it also adds weight and sometimes makes it harder to maneuver in tight corners. The 24-inch blade on the DCHT820B strikes a balance for most home landscapes. If you have small shrubs or detailed topiaries, a shorter blade might be more agile, but for general hedge upkeep, 24 inches gets the job done efficiently.
After each trimming session, oil the blades lightly to keep them corrosion-free and ensure smooth cutting. Tighten any loose screws and inspect the blade for nicks or damage. With proper care, the hardened steel blades will hold a sharp edge season after season.
No, this is a bare tool. It operates with any DEWALT 20V MAX battery and compatible charger.
For extended use, a 4Ah or 6Ah battery, such as the DCB204 or DCB206, will provide longer runtime than the compact 1.5Ah pack.
It's best to stay within the 1-inch cutting capacity. Larger branches should be cut with a pruning saw first.
Turn off and remove the battery, then wipe the blades with a dry, oiled cloth. Avoid using water.
Yes, replacement blades are available. Consult the manual or contact our support team for guidance.











Cuts hedges fast.
It's light and easy to use. The battery drains in about an hour. But the cut is clean.
I have a large garden with thick hedges. This trimmer goes through them like scissors. The dual-action blade reduces vibration. It's not too noisy. The battery life is sufficient for my yard. The safety switch is a bit stiff but okay. I'm glad I bought this.
Battery dies fast.
I'm a professional landscaper and this is in my truck daily. It's durable and powerful. The 24 inch reach is great. It cuts tall hedges without a ladder. The grip is comfortable. It handles light branches too. Five stars.
Works well. The blade is sharp. The battery doesn't last long. But it's fine for small jobs.
This thing is a beast. My hedges look great.
It's balanced and not too heavy. The blade guard is a bit hard to remove. But it cuts well.
I use it for my business. It saves time. The battery lasts about an hour. I carry spares. It's worth it.
It's easy to handle. The safety is annoying. But no complaints.
Sharp blades.
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Phone: +1 (216) 555-0174
Email: support@workbenchworld.us
Address: 4820 Industrial Parkway, Cleveland, OH 44135, United States