Milwaukee 2641-20 M18™ 18V Cordless 10 oz. Caulk and Adhesive Gun – Heavy-Duty 950 lbs Pushing Force – Anti-Drip Design – Tool Only

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SKU:
MIL2641-20
UPC:
045242242276
MPN:
2641-20
Availability:
Ready to ship
Weight:
5.0000 LBS
On Sale
  • Milwaukee 2641-20 M18 cordless 10 oz caulk and adhesive gun tool only.
  • Milwaukee 2641-20 M18 cordless 10 oz caulk and adhesive gun with variable speed dial and anti-drip technology.
  • Milwaukee M18 cordless 10 oz caulk gun applying sealant around a window frame.
  • Milwaukee 2641-20 M18 cordless caulk and adhesive gun applying sealant on an automotive panel.
MSRP: $298.00
Now: $198.00
Was: $298.00
— You save $100.00
  • ✔️ 200 Tubes Per Charge: Dispenses up to 200 construction adhesive tubes using one battery pack. ✔️ Anti-Ooze Clutch: Installs a smart anti-drip mechanism that instantly backs off to end messes. ✔️ 6-Speed Dial. ✔️ Bare Tool.
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Description

Milwaukee 2641-20 M18™ Cordless 10 oz Caulk and Adhesive Gun

950 lbs Industrial Pushing Force. Constant Flow Precision. Zero Oozing Waste.

The Milwaukee M18 Cordless Caulk and Adhesive Gun 10oz delivers the highest level of bead control and mechanical pushing force available in the cordless marketplace. Driven by a high-torque internal motor paired with a heavy-duty, all-metal gearbox, this commercial-grade applicator unleashes an incredible 950 lbs of pushing force. It allows professional glazers, structural framers, and insulation crews to smoothly dispense high-viscosity construction adhesives, polyurethane caulks, and thick firestops without manual strain or motor lag.

Flawless application lines and waste control define the engineering of the 2641-20. It features proprietary Constant Flow Technology (CFT), which completely eliminates motor oscillation to distribute a uniform, steady bead at all viscosity levels across a customizable 0 to 21 inches per minute (IPM) flow rate. To prevent messy cleanup cycles and save expensive materials, an integrated auto-reversing anti-drip clutch instantly pulls back the plunger rod the exact fraction of a second the variable speed trigger is released. Built with a 360-degree rotating collar, it grants operators maximum control around awkward corner bends and structural framing turns.

Why the Milwaukee M18™ 10 oz Caulk Gun Dominates the Field:

  • Industry-Leading 950 lbs of Force: Easily pumps cold structural sealants and dense panel adhesives that ruin standard hand guns.
  • Constant Flow Technology (CFT): Ensures steady dispensing speeds and an identical bead width from the top of the tube down to the bottom base.
  • Instant Anti-Drip Response: Mechanically backs off pressure immediately when the trigger drops, keeping sealants off finished floors and tile.
  • 6-Setting Speed Dial Variable Control: Pairs a max speed adjustment dial with a responsive throttle trigger to perfectly calibrate your bead width.
  • 200+ Tubes on a Single Charge: Incredible electronic optimization dispenses up to 200 tubes of material per single M18™ battery loop.

Specifications

Feature Specification
Model Number 2641-20
Voltage 18V (M18™ Platform)
Pushing Force 950 lbs (Industrial Viscosity Rated)
Flow Rate Spectrum 0 - 21 IPM (Inches Per Minute)
Viscosity Settings 6-Position Max Speed Dial / Variable Speed Trigger
Carriage Size 10 oz. Standard Cartridge (Interchangeable System)
Collar Rotation Full 360-Degree Rotating Frame
Drip Management Automatic Reversing Anti-Drip Clutch
Tool Weight 5.8 lbs (Bare Tool)

Frequently Asked Questions

+ Does this caulk and adhesive gun include an M18™ battery or charger?
No. This SKU (2641-20) is the "Tool Only" (Bare Tool) version. It includes the complete cordless caulk gun chassis with the 10 oz. cartridge carriage frame and puncture tool plunger rod. M18™ lithium-ion batteries and chargers are sold separately.
+ Can I convert this tool to run large quart-sized tubes or sausage packs?
Yes. The 2641-20 features a fully modular, interchangeable Quick-Change carriage design. By unscrewing the front collar, you can easily remove the 10 oz. frame and snap on an optional Milwaukee 29-Quart Carriage conversion kit or an aluminum 20 oz. Sausage Barrel wrapper without buying a completely new tool.
+ How does the anti-drip mechanism stop the material from bleeding out?
Manual guns lock the plunger forward under tension, allowing caulk to keep dripping even when you stop squeezing. This tool utilizes a smart auto-reversing gear clutch. The millisecond you release the finger trigger, the internal motor briefly spins backward to retract the push rod, immediately relieving internal tube pressure to stop drips dead.
+ Will this gun rupture or pop the back seals of cheap caulk tubes?
Because this tool delivers an intense 950 lbs of force, running it at maximum speed on a tube with a tiny, uncut nozzle tip can burst the rear canister seal. To prevent this, always ensure your tube tip is cut to an adequate diameter and use the 6-setting variable speed dial to step down the pushing rate when running light silicone formulas.
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Product Specifications

category_bullets:
• M18 Caulk Gun Power: All-metal gears push 950 lbs of heavy force to smoothly expel high-viscosity glues. • Constant Flow Tech: Eliminates motor stutter for uniform bead lines. • Anti-Drip Clutch. • 10 oz Cradle.
selling_points:
✔️ 200 Tubes Per Charge: Dispenses up to 200 construction adhesive tubes using one battery pack. ✔️ Anti-Ooze Clutch: Installs a smart anti-drip mechanism that instantly backs off to end messes. ✔️ 6-Speed Dial. ✔️ Bare Tool.
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