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- Die‑cast aluminum body and handle, high structural strength and long service life
- Up to 135kg powerful thrust, realizes stable and uniform glue output
- Switchable non‑drip and conventional modes to meet various working conditions
- 360° rotatable front holder, flexible caulking at all working angles
- Ergonomic labor‑saving anti‑slip handle, less fatigue for long‑time operation
- Practical hanging hook for tidy and easy storage
- Fits standard 310ml cartridges, suitable for diverse sealing and repair jobs
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The 639 Metal Professional Caulking Gun is a heavy‑duty caulking tool built for long‑term tough construction work and home DIY renovation.
The body and handle are made of die‑cast aluminum for superior structural strength and excellent durability. It delivers a maximum thrust of 135kg to ensure stable and even glue extrusion.
A convert button enables free switching between non‑drip mode and conventional mode to adapt to different working conditions. The 360° rotatable front holder allows smooth caulking at any angle.
Designed with an ergonomic labor‑saving handle, it offers a comfortable anti‑slip grip and effectively reduces hand fatigue during long‑time continuous work.
A hanging hook is adopted for convenient storage. Compatible with standard 310ml sealant cartridges, it is widely used in all kinds of sealing and maintenance projects.
| Art.No. | Thrust Ratio | Capacity （mm/ml） | Thrust force (kg) | Wt. (kg) | Pcs. / Ctn. | Ctn. Dim. (cm) |
| DT63900000 | 9:1 | 230/310 | 135 | 0.66 | 12 | 50 x 22 x 41 |
