MAKITA DCG180RTB
18v Sealant gun
- 1 x 5.0Ah Li-ion battery and charger
- Variable speed
- Max push force: 5000N
- Takes 300ml cartridge & 600ml sausage
- Only supplied with 600ml adaptor
- Carry case
- 1 x 5.0Ah Li-ion battery and charger
- Variable speed
- Max push force: 5000N
- Takes 300ml cartridge & 600ml sausage
- Only supplied with 600ml adaptor
- Carry case
- 1 x 5.0Ah Li-ion battery and charger
- Variable speed
- Max push force: 5000N
- Takes 300ml cartridge & 600ml sausage
- Only supplied with 600ml adaptor
- Carry case
The Makita DCG180RTB is an 18V LXT cordless caulking gun designed for smooth and controlled dispensing of sealants and adhesives. Ideal for glazing, finishing, and installation work, it provides adjustable flow rates and consistent output across a range of materials. Supplied as a full kit in a black Makpac case with battery and charger.
Key Features:
• Accepts standard 300ml cartridges
• Variable speed trigger and dial for precise flow control
• Anti-drip function automatically stops flow when trigger is released
• 5,000N max push force for high-viscosity materials
• LED light illuminates work area in low light
• Supplied with 1 x 5.0Ah battery, charger, and black Makpac case
Technical Specifications:
• Voltage: 18V LXT
• Compatible Cartridge Size: 300 ml
• Max Push Force: 5,000N
• Speed Control: Variable dial and trigger
• Dimensions (L x W x H): 404 x 108 x 259 mm
• Weight (with battery): 2.3 kg
• LED Light: Yes
For those who already use LXT batteries, the DCG180ZBK is available as a body-only version with a case.
Sealant guns, also known as caulking guns, are often used by kitchen fitters, glaziers & decorators among many other trades. Sealant guns can take a wide variety of cartridges, or sausage cartridges. Click here to see all our renovating & decorating tools

- 1 year warranty can be extended to 3 years by registering the tool online within 30 days of purchase, subject to the following conditions:
- the tool is CE marked and was purchased on or after 1st July 2012
- the tool is not an Air Compressor/ Air Tool, a Battery/ Charger, an Accessory, or a Petrol or Production Tool - To register your tool for extended warranty click here
- Warranty claims: Please request a collection from Makita using their returns form. Alternatively, you can speed the process up by taking the tool to your nearest approved Makita Area Service Agent. You can find your nearest agent here. When searching for your nearest agent on the website you will need to select the 'Service - Electric' tick box for a power tool warranty claim, or the 'Service - Garden Machinery' tick box for a garden tool warranty claim. Please contact Howe Tools should you need any assistance.
- 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.