--- product_id: 512540299 title: "KLRStec Professional Caulking Gun [25:1 Thrust Ratio] Heavy Duty Caulk Gun for All Standard 10oz / 300ml / 1/10 Gallon Sealant and Adhesive Cartridges" brand: "klrs" price: "2269127₫" currency: VND in_stock: true reviews_count: 13 category: "Klrs" url: https://www.desertcart.vn/products/512540299-klrstec-professional-caulking-gun-25-1-thrust-ratio-heavy-duty store_origin: VN region: Vietnam --- # 25:1 thrust ratio for max power Swivel body for 360° precision control Tempered aluminum for lightweight durability KLRStec Professional Caulking Gun [25:1 Thrust Ratio] Heavy Duty Caulk Gun for All Standard 10oz / 300ml / 1/10 Gallon Sealant and Adhesive Cartridges **Brand:** klrs **Price:** 2269127₫ **Availability:** ✅ In Stock ## Summary > 🔧 Seal like a pro, every time — power, precision, and durability in one sleek tool! ## Quick Answers - **What is this?** KLRStec Professional Caulking Gun [25:1 Thrust Ratio] Heavy Duty Caulk Gun for All Standard 10oz / 300ml / 1/10 Gallon Sealant and Adhesive Cartridges by klrs - **How much does it cost?** 2269127₫ with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/512540299-klrstec-professional-caulking-gun-25-1-thrust-ratio-heavy-duty) ## Best For - klrs enthusiasts ## Why This Product - Trusted klrs brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **360° Swivel Control:** Rotate the cartridge for flawless application in hard-to-reach corners and angles. - • **Pro-Grade Reliability:** Engineered for both DIY enthusiasts and professional craftsmen demanding consistent, high-quality results. - • **Universal Compatibility:** Fits all standard 10oz / 300ml / 1/10 gallon sealant and adhesive cartridges for versatile use. - • **Effortless Precision Power:** 25:1 thrust ratio delivers up to 4000N force, making even the toughest sealants glide smoothly. - • **Built to Last, Built to Perform:** Crafted from corrosion-resistant tempered aluminum, combining strength with featherlight handling. ## Overview The KLRStec Professional Caulking Gun features a powerful 25:1 thrust ratio delivering up to 4000N force, enabling easy application of even the most viscous sealants. Made from corrosion-resistant tempered aluminum, it offers exceptional durability while remaining lightweight at just 1.74 pounds. Its innovative swivel body allows 360° rotation for precise control in tight spaces. Compatible with all standard 10oz / 300ml cartridges, this heavy-duty caulking gun is designed for both professional craftsmen and serious DIYers seeking reliable, long-lasting performance. ## Description Buy KLRStec Professional Caulking Gun [25:1 Thrust Ratio] Heavy Duty Caulk Gun for All Standard 10oz / 300ml / 1/10 Gallon Sealant and Adhesive Cartridges: Caulking Guns - desertcart.com ✓ FREE DELIVERY possible on eligible purchases Review: Works great - Very sturdy and easy to use Review: Review - Great caulking gun. It doesn't require a lot muscle to squeeze the handle and it's easy to use. It has a swivel body where the caulking tube goes in allowing you to rotate it for hard to reach spots. Its not a cheap gun but I would highly recommended caulking gun. ## Features - THE PERFECT CAULK GUN FOR YOUR PROJECT: Functionality has top priority with our Caulking Guns – Developed for DIY and Professional Craftsmen! State-of-the-Art Transmission Mechanics enable Precise Work and Sealing - MINIMAL EFFORT – Extremely easy handling due to a Maximum Power Transmission of 4000N (25:1 Thrust Ratio) Our Professional Caulking Gun model is particularly recommended for regular users. Even the most viscous Sealants can processed easily - MAXIMUM DURABILITY - Our Caulk Guns only use durable and corrosion-resistant Materials to ensure long-term Functionality and to withstand any Construction Site - HIGH-QUALITY PROCESSING - True to the motto "quality instead of quantity", our Hand Caulking Guns are mainly made of Tempered Aluminum, which ensures Stability despite the low weight! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B079J4YGHK | | Best Sellers Rank | #81,588 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #123 in Hand Caulking Guns | | Brand | KLRS | | Customer Reviews | 4.5 4.5 out of 5 stars (3,017) | | Date First Available | April 2, 2022 | | Is Discontinued By Manufacturer | No | | Item Weight | 1.74 pounds | | Item model number | fh-55 | | Manufacturer | KLRS | | Manufacturer Part Number | 8719326214825 | | Material Type | Silicone | | Product Dimensions | 14.06 x 8.58 x 2.99 inches | ## Images ![KLRStec Professional Caulking Gun [25:1 Thrust Ratio] Heavy Duty Caulk Gun for All Standard 10oz / 300ml / 1/10 Gallon Sealant and Adhesive Cartridges - Image 1](https://m.media-amazon.com/images/I/71Dxb9viLUL.jpg) ## Questions & Answers **Q: What is a caulking gun and what is it used for?** A: A caulking gun is a tool for the clean and controlled application of sealants, adhesives or silicone from standard cartridges. It is often used in the construction, sanitary and DIY sectors. **Q: What types of cartridge guns are there?** A: There are manual, battery-powered and compressed air-powered cartridge guns. Manual models are the most common, while battery-powered and compressed air-powered models have been developed for professional use. **Q: What does the power ratio of a cartridge press mean?** A: The force ratio describes the ratio of the manual force applied to the actual pressure force on the cartridge. A higher ratio makes it easier to work with viscous materials, as less force is required. **Q: What advantages do high-quality cartridge guns offer?** A: High-quality models have a better force ratio, making it easier to process viscous materials. They enable even dosing and require less effort. **Q: Which cartridge sizes fit into a cartridge gun?** A: Standard cartridge guns are designed for 310 ml cartridges. However, there are also models for larger or special cartridges. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Works great *by S***R on November 19, 2025* Very sturdy and easy to use ### ⭐⭐⭐⭐⭐ Review *by N***A on August 26, 2025* Great caulking gun. It doesn't require a lot muscle to squeeze the handle and it's easy to use. It has a swivel body where the caulking tube goes in allowing you to rotate it for hard to reach spots. Its not a cheap gun but I would highly recommended caulking gun. ### ⭐⭐⭐⭐⭐ WORTH IT *by S***2 on November 11, 2025* HAS GOOD LEVERAGE. WILL PUSH OUT ANY CAULK, EVEN IF SEMI-HARDENED. AND DOES IT WITH EASE. ## Frequently Bought Together - KLRStec Professional Caulking Gun [25:1 Thrust Ratio] Heavy Duty Caulk Gun for All Standard 10oz / 300ml / 1/10 Gallon Sealant and Adhesive Cartridges - KLRStec Professional Caulking Tool [100% Stainless Steel] 4 in 1 Caulk Remover Tool Kit - Grout Remover and Finishing Tool – Professional Multitool for perfect Silicone Joints DIY Sealer and Scraper - Saker Silicone Caulking Tools-3 in 1 Sealant Finishing Tool Grout Remove Scraper (Stainless Steelhead),Caulk Remover Glass Glue Angle Scraper for Bathroom,Kitchen,Floor,Window,Sink Joint,Frames Seal --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vn/products/512540299-klrstec-professional-caulking-gun-25-1-thrust-ratio-heavy-duty](https://www.desertcart.vn/products/512540299-klrstec-professional-caulking-gun-25-1-thrust-ratio-heavy-duty) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-05-20*