--- product_id: 621413845 title: "10PCS Clamping Screw Knob Star M6-outer diameter 38 thumb Bolts Thread Replacement Star Hand Knob Tightening, Black Grip" brand: "jjwnmll" price: "55.17 DT" currency: TND in_stock: true reviews_count: 13 url: https://www.desertcart.tn/products/621413845-10pcs-clamping-screw-knob-star-m6-outer-diameter-38-thumb store_origin: TN region: Tunisia --- # Star Grip M6 Size Durable Iron 10PCS Clamping Screw Knob Star M6-outer diameter 38 thumb Bolts Thread Replacement Star Hand Knob Tightening, Black Grip **Brand:** jjwnmll **Price:** 55.17 DT **Availability:** ✅ In Stock ## Summary > 🔧 Upgrade Your Grip with Style! ## Quick Answers - **What is this?** 10PCS Clamping Screw Knob Star M6-outer diameter 38 thumb Bolts Thread Replacement Star Hand Knob Tightening, Black Grip by jjwnmll - **How much does it cost?** 55.17 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/621413845-10pcs-clamping-screw-knob-star-m6-outer-diameter-38-thumb) ## Best For - jjwnmll enthusiasts ## Why This Product - Trusted jjwnmll brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Comfortable Grip:** Knurled star head provides a secure and comfortable grip for effortless handling. - • **Complete Package:** Includes 10 pieces, ensuring you have enough for all your projects. - • **Robust Durability:** Crafted from high-quality iron with a galvanized finish for long-lasting performance. - • **Versatile Applications:** Perfect for mechanical, electronic, and furniture projects—your go-to for all needs. - • **Effortless Installation:** Designed for easy installation and adjustment, making your projects smoother. ## Overview The JJWNMLL 10PCS Clamping Screw Knob set features durable black plastic and high-quality iron components, designed for easy installation and a comfortable grip. With a versatile application range, these star knobs are perfect for various mechanical and electronic projects, ensuring you have the right tools at your fingertips. ## Description 10PCS Clamping Screw Knob Star M6-outer diameter 38 thumb Bolts Thread Replacement Star Hand Knob Tightening, Black Grip ## Features - 【Easy to use】Black plastic knurled knob is comfortable to hold, full thread design, easy to install, disassemble and adjust. Additional 30 and 40 series two types of profile nut, so that the work is more convenient. - 【Ideal star head】The star head plastic has good toughness and impact resistance.Star shape handle is ideal for grip. - 【Anti-rust screw】The screw is made of high-quality iron, with galvanized surface, high hardness, anti-rust, strong and durable. - 【Package includes】Each package includes - 【Wide application】These star screws are widely used in mechanical equipment, electronic equipment, communication equipment, hardware, furniture decoration and other related industries. ## Technical Specifications | Specification | Value | |---------------|-------| | Metal | Iron | | Finish Type | Unfinished" or "Satin | | Material Type | Iron, Plastic | | Size | M6-outer diameter 38 | | Number of Pieces | 30 | | Item Diameter | 38 Millimetres | | Item Dimensions | 17 x 38 x 38 centimetres | | Thread Style | Right Hand | | Thread Coverage | Fully Threaded | | Compatible Groove Diameter | 8 Millimetres | | Thread Class | Whitworth | | Screw Head Style | Star | | Drive System | Star, Thumb, Spline | | Thread Type | British Standard Pipe Taper | | Inside Thread Size | M8 | | Fastener Type | Insert | | Thread Size | M6 | | Exterior Finish | Plastic+Iron | | Colour | Head Knob-open | ## Product Details - **Material:** Iron, Plastic - **Fastener type:** Insert - **Thread size:** M6 - **Exterior finish:** Plastic+Iron - **Colour:** Head Knob-open - **Metal type:** Iron - **Finish type:** Unfinished" or "Satin - **Drive system:** Star, Thumb, Spline - **Brand:** JJWNMLL - **Item dimensions L x W x H:** 17 x 38 x 38 centimetres ## Images ![10PCS Clamping Screw Knob Star M6-outer diameter 38 thumb Bolts Thread Replacement Star Hand Knob Tightening, Black Grip - Image 1](https://m.media-amazon.com/images/I/61+xoy+kVzL.jpg) ## Available Options This product comes in different **Colour Name, Size Name** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Works well *by B***Y on Reviewed in the United Kingdom on 17 January 2024* Easy to use. Used with M8 threaded bar for clamping and can now clamp securely without the need for spanner. ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Very good *by V***M on Reviewed in the United Kingdom on 30 December 2023* Excellent quality. The seller even wrapped each plastic part separately in film. ### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars Just what I needed *by B***N on Reviewed in the United Kingdom on 9 December 2023* Decent price and good product ## Frequently Bought Together - JJWNMLL 10PCS Clamping Screw Knob Star M6-outer diameter 38 thumb Bolts Thread Replacement Star Hand Knob Tightening, Black Grip - sourcing map T-Slot Bolts, 10pcs M6x50mm T Slot Drop-in Stud Sliding Bolts 304 Stainless Steel T Shape Screws for T Track --- ## 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.tn/products/621413845-10pcs-clamping-screw-knob-star-m6-outer-diameter-38-thumb](https://www.desertcart.tn/products/621413845-10pcs-clamping-screw-knob-star-m6-outer-diameter-38-thumb) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-06-09*