The Harden 9‑inch Caulking Gun (Model 620413) is a rugged and reliable manual tool for applying sealants, adhesives, and silicone. Built from high-quality steel, this gun offers durability and consistent performance for professional and DIY sealing work.

Technical Specifications:

• Model: 620413

• Frame Length: 9″ (approx. 230 mm)

• Material: Steel construction for strength and longevity

• Mechanism: Manual push rod for controlled sealant dispensing

Applications:

• Sealing joints in construction and finishing projects

• Applying silicone or adhesive in fabrication tasks

• Home improvement tasks involving weatherproofing and gap filling

• General workshop and maintenance sealant applications

Key Features & Benefits:

• Heavy-Duty Steel Build: Ensures long-term durability and resistance to bending.

• Compact Size: 9″ length makes it ideal for tight spaces and small jobs.

• Smooth Dispensing: Controlled manual push rod gives you steady, even application.

• Simple Operation: No power needed — all manual, easy to maintain.

• Versatile Use: Suitable for various tube types and sealant materials.