DEWALT DWS780
110v Slide mitre saw - 305mm blade
- 1675 Watt
- No load speed: 1900 - 3800rpm
- Depth of cut: 110mm
- Double bevel
- Blade included

- 1675 Watt
- No load speed: 1900 - 3800rpm
- Depth of cut: 110mm
- Double bevel
- Blade included
- 1675 Watt
- No load speed: 1900 - 3800rpm
- Depth of cut: 110mm
- Double bevel
- Blade included
DWS780
The DWS780 is a 305 mm corded double-bevel sliding mitre saw from DeWalt, engineered for high-precision cutting in large timber and construction materials. It features a powerful motor, dual horizontal rails, and the XPS shadow line system for accurate alignment without calibration.
Key Features:
• Power: 1675 watts
• Cutting Capacity at 90°/90°: 303 x 110 mm
• Cutting Capacity at 45°/90°: 211 x 112 mm
• Cutting Capacity at 90°/45°: 268 x 63 mm
• Cutting Capacity at 45°/45°: 211 x 63 mm
• Bevel Range: 49° left / 49° right with intuitive bevel lock
• Mitre Range: 50° left / 60° right with cam-action lock and stainless steel detent plate
• XPS Shadow Line System: Projects blade shadow for precise cut alignment
• Depth Stop: Enables trenching and rebating applications
• Large Dual Sliding Fence: Supports larger materials at any angle
• Machined Base & Fence: Ensures 0.1° accuracy
• Dust Extraction Port: AirLock compatible
• Supplied With: 305 mm 60T TCT blade (30 mm bore), base extensions, material clamp, dust bag, and blade wrench
Technical Specifications:
• Voltage: 240V
• No-Load Speed: 1900–3800 rpm (variable speed)
• Blade Diameter: 305 mm
• Blade Bore: 30 mm
• Max Depth of Cut: 170 mm
• Weight: 25.5 kg
• Dimensions (L x W x H): 770 x 470 x 396 mm
• Sound Pressure Level: 93 dB(A)
• Sound Power Level: 100 dB(A)
• Vibration Level (cutting wood): ≤ 2.5 m/s²
Alternative: DCS781N
A 305 mm cordless version from DeWalt with similar cutting capacity and XPS system — ideal for users needing greater mobility on site.

- Outstanding cutting performance in both small profiles and large construction timbers up to 110 x 303 mm
- Electronic speed control for adjusting cutting speed when cutting materials other than wood
- Heavy duty durability with the ability to fully adjust your machine to mainatin accuracy over the life fo the tool.
- Easy to use mitre and bevel controls making the tool fast and simple to change from one set up to another
- Long life Accuracy in Table and Fence Design
- Compact and lightweight design characteristics deliver a saw with enormous capacity which is easy to transport around the jobsite
- Cam action mitre lock function makes mitre setting faster and easier allowing the user to quickly adjust angles between 0° - 50° left and 0° - 60° right
- XPS Shadow line cut indicator provides fast accurate alignment of the blade while illuminating the work piece for increased productivity no adjustment required
- New quick release bevel stop setting provides accurate and simple setting of bevel angles up to 49° left and right
- Linear horizontal rails utilise bronze guides to provide maximum precision when cutting materials up to 345 mm wide
- The innovative grooving stop allows the adjustment of the cutting depth for grooving and rebating applications
- Outstanding dust control and deflection away from cutting area
- The large dual sliding fence gives maximum support in large material cuts at any angle or combination of angles
- Power Source: Corded
- Power Input: 1675W
- Power Output: 960W
- Blade Diameter: 305mm
- Blade Bore: 30mm
- Blade Speed: 1900-3800rpm
- Bevel Capacity: 49/49º
- Mitre Capacity [right/left]: 60/50º
- Cutting Capacity at 90°/90° (W x H): 303 x 110mm
- Cutting Capacity at 90°/45° (W x H): 268 x 63mm
- Cutting Capacity at 45°/90° (W x H): 211 x 112mm
- Max. Cutting Capacity at 45°/45°: 212 x 76mm
- Max. Depth of Cut: 170mm
- Weight: 24.8Kg
- Depth: 470mm
- Length: 770mm
- Height: 396mm
- Sound Pressure: 93dB(A)
- Sound Pressure Uncertainty: 3dB(A)
- Sound Power: 100dB(A)
- Sound Power Uncertainty: 3dB(A)
- Hand/Arm Vibration - Cutting Wood: <2.5m/s²
- Uncertainty K 1 (Vibration): 1.5m/s²
Includes:
- Dust bag
- Blade spanner
- High Quality 60 tooth blade
- Material Clamp

- 1 year warranty - for full information click here
- 1 year warranty can be extended to 3 years (on qualifying products) by registering tool online within 30 days of purchase. For full information and to register your tool click here
- Warranty claims all tools except lasers: Please contact Dewalt directly on 03308080719. Dewalt tools under warranty are eligible for free nationwide collection and return
- Warranty claims on Lasers: Please contact the national Dewalt warranty agent, Global Surveyors Group, directly on 01942 896244. Dewalt tools under warranty are eligible for free nationwide collection and return
- Find your nearest service agent - click here
- You can order until 8pm for free next working day delivery to nearly all of England and Wales. For locations further from our hub, our cut off is 5pm. Some harder-to-reach locations may take an extra day. More info »
- For most orders we use a premium carrier that notifies you of a one hour timed delivery slot and sends text updates.
- If you change your mind within 30 days of buying a tool, not a problem (assuming the tool has not been used and is in its original packaging) - call us on 0333 004 3000 or email us at [email protected] and we’ll contact you to arrange collection. Once the tool is received back, we will refund the cost of the tool less a £6 collection charge.
- If the tool is faulty within 30 days of buying it, we will arrange for its collection at no cost to you and supply a replacement.
- If the tool is faulty after 30 days of buying it, and before the expiry of the manufacturer’s warranty, we will guide you through the manufacturer’s warranty process.
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