--- product_id: 244858266 title: "POWERTEC 5 Pack 5/16\"-18 Round Knobs, Threaded Clamping Knobs for T Track & Table Saw Accessories, Featherboard, Woodworking Jigs on Miter Saw, Router Table, Drill Press (QNB3005)" brand: "powertec" price: "579102β‚«" currency: VND in_stock: true url: https://www.desertcart.vn/products/244858266-powertec-5-pack-5-16-18-round-knobs-threaded-clamping store_origin: VN region: Vietnam --- # 5/16"-18 threaded metal insert Durable thermoplastic with matte black finish Ergonomic round grip for secure hand control POWERTEC 5 Pack 5/16"-18 Round Knobs, Threaded Clamping Knobs for T Track & Table Saw Accessories, Featherboard, Woodworking Jigs on Miter Saw, Router Table, Drill Press (QNB3005) **Brand:** powertec **Price:** 579102β‚« **Availability:** βœ… In Stock ## Summary > πŸ”§ Twist, clamp, and conquer your workspace like a pro! ## Quick Answers - **What is this?** POWERTEC 5 Pack 5/16"-18 Round Knobs, Threaded Clamping Knobs for T Track & Table Saw Accessories, Featherboard, Woodworking Jigs on Miter Saw, Router Table, Drill Press (QNB3005) by powertec - **How much does it cost?** 579102β‚« 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/244858266-powertec-5-pack-5-16-18-round-knobs-threaded-clamping) ## Best For - powertec enthusiasts ## Why This Product - Trusted powertec brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Ergonomic Grip Design:** Comfort meets control with a round, textured knob that fits perfectly in your hand. - β€’ **Premium Durable Build:** Crafted from high-quality polymer and alloy steel for a matte finish that resists wear and tear. - β€’ **Precision Fit Metal Insert:** Snug, crack-resistant threaded insert ensures long-lasting, reliable clamping power. - β€’ **Versatile Application Range:** Ideal for T-tracks, featherboards, saw fences, drill presses, and all your woodworking jigs. - β€’ **Effortless Tool-less Tightening:** Secure your jigs and fixtures with a simple twistβ€”no tools needed, no hassle. ## Overview The POWERTEC 5 Pack 5/16"-18 Round Knobs are premium, tool-less clamping knobs designed for woodworking and tool accessories. Featuring a durable thermoplastic body with a metal threaded insert, these ergonomic knobs provide a secure, comfortable grip for precise adjustments on T-tracks, saw fences, featherboards, and more. Their matte black finish and robust construction ensure long-lasting performance and easy installation, making them an essential upgrade for any professional or enthusiast workspace. ## Description Introducing the Round Black Fastener Knobs by POWERTEC.These black round knobs provide you a multi-functional toolless fastener that gives you optimal control with a secure, textured grip for your applications. The user friendly build allows you to utilize a secure hand-grip while maximizing your adjustment and tightening control. It allows you to streamline your workflow, while enhancing your clamping results with a simple twist and turn.Premium Construction and DesignThe knob is made with high quality, durable polymer plastic and flaunts an ergonomic design that is comfortable to secure and twist with the hand. The threaded 5/16-18 knob thru hole features a metal insert that produces a snug fit, and won’t crack or strip due to over-tightening.Commonly Used Applications:T-track assembliesHand toolsFeather boardsTable saw fencesDrill pressesWoodworking jigs and fixturesand many more!POWERTEC is a leading manufacturer of high quality woodworking tools and accessories, machines, and an assortment of OEM replacement parts. We are committed to exceeding expectations, while bringing the latest innovations, technology, and product development to the industry. ## Features - INCLUDES: (5) Round Thru Knobs (black) - FUNCTION: Provides safe, secure hand-grip – allowing you to position, tighten or hold your jigs, t-track assemblies and other equipment in place - Anywhere that a 5/16"-18 thru hole knob is required - CONVENIENT: Perfect tool-less replacement knob and be a great alternative to using nuts and other less secure fasteners - APPLICATIONS: Ideal for clamping jobs, t-tracks, hand tools, feather boards, saw fences, drill press, woodworking jig and fixture kits - PREMIUM DESIGN: Features a black, thermoplastic construction with an ergonomic round grip, matte black finish with a molded-in insert for a tight and snug fit ## Technical Specifications | Specification | Value | |---------------|-------| | Material | Plastics and Metals | | Brand | POWERTEC | | Color | Black | | Product Dimensions | 2.5"L x 1"W | | Exterior Finish | Black | | Special Feature | Durable, Easy to Install, Keyless | | Included Components | Round Thru Knob | | Metal Type | Alloy Steel | | Handle Material | Plastic | | Hand Orientation | Ambidextrous | | Unit Count | 5.0 Count | | Number of Items | 5 | | Manufacturer | POWERTEC | | Handle Attachment Mechanism | Threaded | | UPC | 843441102816 | | Part Number | QNB3005 | | Item Weight | 0.81 ounces | | Item model number | QNB3005 | | Is Discontinued By Manufacturer | No | | Size | 5/16"-18 | | Finish | Matte | | Item Package Quantity | 1 | | Number Of Pieces | 5 | | Special Features | Durable, Easy to Install, Keyless | | Batteries Included? | No | | Batteries Required? | No | ## Product Details - **Material:** Plastics and Metals - **Brand:** POWERTEC - **Color:** Black - **Product Dimensions:** 2.5"L x 1"W - **Exterior Finish:** Black ## Images ![POWERTEC 5 Pack 5/16"-18 Round Knobs, Threaded Clamping Knobs for T Track & Table Saw Accessories, Featherboard, Woodworking Jigs on Miter Saw, Router Table, Drill Press (QNB3005) - Image 1](https://m.media-amazon.com/images/I/51W6-iC5YvL.jpg) ## Available Options This product comes in different **Size, Style** options. --- ## 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.vn/products/244858266-powertec-5-pack-5-16-18-round-knobs-threaded-clamping](https://www.desertcart.vn/products/244858266-powertec-5-pack-5-16-18-round-knobs-threaded-clamping) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-05-18*