--- product_id: 13558729 title: "Hilmor 1891331 SMTDK Duct Knife - HVAC Sharp Duct Tool, Stainless Steel" brand: "hilmor" price: "β‚©56152" currency: KRW in_stock: true reviews_count: 8 category: "Hilmor" url: https://www.desertcart.kr/products/13558729-hilmor-1891331-smtdk-duct-knife-hvac-sharp-duct-tool-stainless store_origin: KR region: South Korea --- # Hardened stainless steel blade for ultimate durability Ergonomic over-molded grip reduces hand fatigue Dual serrated & standard edges for versatile cutting Hilmor 1891331 SMTDK Duct Knife - HVAC Sharp Duct Tool, Stainless Steel **Brand:** hilmor **Price:** β‚©56152 **Availability:** βœ… In Stock ## Summary > πŸ”§ Cut sharp, work smart β€” the duct knife that means business. ## Quick Answers - **What is this?** Hilmor 1891331 SMTDK Duct Knife - HVAC Sharp Duct Tool, Stainless Steel by hilmor - **How much does it cost?** β‚©56152 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/13558729-hilmor-1891331-smtdk-duct-knife-hvac-sharp-duct-tool-stainless) ## Best For - hilmor enthusiasts ## Why This Product - Trusted hilmor brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Comfort Meets Control:** Over-molded, slip-resistant handles provide fatigue-free grip during extended use. - β€’ **Dual-Edge Versatility:** Serrated and standard cutting edges tackle both duct board and flexible duct with precision. - β€’ **Safe & Ready On-the-Go:** Puncture-resistant nylon sheath with belt loop offers quick, secure storage wherever you work. - β€’ **HVAC Pro’s Trusted Sidekick:** Lightweight yet robust design makes it the go-to tool for professionals who demand reliability. - β€’ **Built to Last, Cut to Perfection:** Hardened stainless steel blade ensures long-lasting sharpness and durability for every HVAC job. ## Overview The Hilmor 1891331 SMTDK Duct Knife features a hardened stainless steel blade with serrated and standard edges, designed for precise cutting of duct board and flexible duct. Its ergonomic over-molded handle reduces hand fatigue, while the puncture-resistant nylon sheath with belt loop ensures safe, convenient storage. Lightweight and durable, this tool is engineered for HVAC professionals seeking long-lasting sharpness and reliable performance on every job. ## Description Hilmor 1891331 SMTDK Duct Knife - HVAC Sharp Duct Tool, Stainless Steel: desertcart.com: Tools & Home Improvement Review: Better duct knife then my Milwaukee duct blade - All duct knives I thought were the same but I've used this knife every day since I've got it. I've cut through return cans, I've cut through alumaflex ducting and duct work in general the blade in my opinion has not dulled at all. In my opinion it's a top of the line quality knife that I would recommend to any one in the hvac field Review: Awesome - I have a couple of tools of this brand by I like this brand and the knife is good one I would like for this change is the case I think it should have a hard case instead of a soft case but still a good tool ## Features - STAINLESS STEEL DUCT KNIFE: A hardened stainless steel blade increases life and durability - COMFORTABLE GRIP: Over-molded handles reduce hand fatigue and won't slip or twist - VERSATILE: Serrated and standard cutting edges made to cut duct board and flexible duct - SAFE AND EASY STORAGE: A puncture-resistant nylon sheath with a belt loop allows for quick and easy storage - LONG LASTING: This duct knife is an HVAC technician's best friend as it keeps it sharpness over time ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00T1T1A2S | | Age Range (Description) | Adult | | Age Range Description | Adult | | Best Sellers Rank | #575,345 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1,833 in Utility Knives | | Blade Edge | serrated | | Blade Material | Stainless Steel | | Blade Shape | Serrated | | Blade Type | serrated | | Brand | Hilmor | | Brand Name | Hilmor | | Color | Stainless Steel | | Customer Package Type | Standard Packaging | | Customer Reviews | 4.6 out of 5 stars 182 Reviews | | Global Trade Identification Number | 00885363129410 | | Hand Orientation | Ambidextrous | | Handle Material | Plastic | | Included Components | Duct Knife | | Item Length | 3 inches | | Item Type Name | Duct Knife | | Item Weight | 10.08 ounces | | Manufacturer | HIMQ0 | | Model Name | SMTDK | | Model Number | 1891331 | | Number of Items | 1 | | Orientation | Vertical | | Part Number | 1891331 | | Product Care Instructions | Hand Wash Only | | Recommended Uses For Product | Cutting duct board and flexible duct | | Reusability | Reusable | | Special Feature | Puncture-Resistant Sheath with Belt Loop, Long-Lasting Sharpness | | Special Features | Puncture-Resistant Sheath with Belt Loop, Long-Lasting Sharpness | | Style | Flexible | | Theme | HVAC" or "Construction | | UPC | 885363129410 | | Unit Count | 1 Count | ## Product Details - **Age Range (Description):** Adult - **Blade Material:** Stainless Steel - **Brand:** Hilmor - **Color:** Stainless Steel - **Handle Material:** Plastic - **Included Components:** Duct Knife - **Model Name:** SMTDK - **Recommended Uses For Product:** Cutting duct board and flexible duct - **Special Feature:** Puncture-Resistant Sheath with Belt Loop, Long-Lasting Sharpness - **Style:** Flexible ## Images ![Hilmor 1891331 SMTDK Duct Knife - HVAC Sharp Duct Tool, Stainless Steel - Image 1](https://m.media-amazon.com/images/I/61cIAnZga0L.jpg) ![Hilmor 1891331 SMTDK Duct Knife - HVAC Sharp Duct Tool, Stainless Steel - Image 2](https://m.media-amazon.com/images/I/81F2GtDLO5L.jpg) ![Hilmor 1891331 SMTDK Duct Knife - HVAC Sharp Duct Tool, Stainless Steel - Image 3](https://m.media-amazon.com/images/I/81DoLZfs7ZL.jpg) ![Hilmor 1891331 SMTDK Duct Knife - HVAC Sharp Duct Tool, Stainless Steel - Image 4](https://m.media-amazon.com/images/I/31Qmqqry8UL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Better duct knife then my Milwaukee duct blade *by 4***M on September 10, 2017* All duct knives I thought were the same but I've used this knife every day since I've got it. I've cut through return cans, I've cut through alumaflex ducting and duct work in general the blade in my opinion has not dulled at all. In my opinion it's a top of the line quality knife that I would recommend to any one in the hvac field ### ⭐⭐⭐⭐⭐ Awesome *by A***N on August 11, 2023* I have a couple of tools of this brand by I like this brand and the knife is good one I would like for this change is the case I think it should have a hard case instead of a soft case but still a good tool ### ⭐⭐⭐⭐⭐ Knifey knife *by Z***H on March 14, 2025* Does all the stabby stabs and cutty cuts a HVAC tech could want. ## Frequently Bought Together - Hilmor 1891331 SMTDK Duct Knife - HVAC Sharp Duct Tool, Stainless Steel - Hilmor 1839053 HVAC Multi-Tool 9 in 1 - hilmor 1891190 Cable Tie Tensioning Tool --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.kr/products/13558729-hilmor-1891331-smtdk-duct-knife-hvac-sharp-duct-tool-stainless](https://www.desertcart.kr/products/13558729-hilmor-1891331-smtdk-duct-knife-hvac-sharp-duct-tool-stainless) --- *Product available on Desertcart South Korea* *Store origin: KR* *Last updated: 2026-10-26*