--- product_id: 349944492 title: "3/8-16 x 1-1/2\" Carriage Bolts and Nuts Kit, Round Head Square Neck Screws, Stainless Steel 18-8 (304), 10 Sets" brand: "mewudecor" price: "€ 31.25" currency: EUR in_stock: true reviews_count: 12 category: "Mewu Decor" url: https://www.desertcart.gr/products/349944492-3-8-16-x-1-1-2-carriage-bolts-nuts store_origin: GR region: Greece --- # Square neck self-locking design 3/8-16 x 1-1/2" precision size 18-8 (304) stainless steel durability 3/8-16 x 1-1/2" Carriage Bolts and Nuts Kit, Round Head Square Neck Screws, Stainless Steel 18-8 (304), 10 Sets **Brand:** mewudecor **Price:** € 31.25 **Availability:** ✅ In Stock ## Summary > 🔩 Lock in strength and style with every turn! ## Quick Answers - **What is this?** 3/8-16 x 1-1/2" Carriage Bolts and Nuts Kit, Round Head Square Neck Screws, Stainless Steel 18-8 (304), 10 Sets by mewudecor - **How much does it cost?** € 31.25 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/349944492-3-8-16-x-1-1-2-carriage-bolts-nuts) ## Best For - mewudecor enthusiasts ## Why This Product - Trusted mewudecor brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Premium 18-8 (304) stainless steel resists rust and corrosion - • **Trusted by Pros:** Highly rated with 4.6 stars and top 25 rank in carriage bolts - • **Secure & Stealthy:** Square neck locks firmly in place, hidden head prevents tampering - • **Complete Kit Convenience:** Includes bolts, hex nuts, and flat washers for ready-to-use installation - • **Precision Engineered Fit:** Exact 3/8-16 x 1-1/2" sizing for seamless assembly ## Overview This 10-set kit of 3/8-16 x 1-1/2" carriage bolts features round heads with square necks for self-locking security. Crafted from premium 18-8 (304) stainless steel, these bolts offer superior corrosion resistance and durability. Each set includes matching hex nuts and flat washers, making it a complete fastening solution ideal for industrial, home, and office projects. Highly rated and trusted for quality and performance. ## Description MewuDecor 3/8-16 x 1-1/2" Carriage Bolts and Nuts Kit, Round Head Square Neck Screws, Stainless Steel 18-8 (304), 10 Sets: desertcart.com: Industrial & Scientific Review: Good quality. - Good quality. Review: Very good quality - These have worked out so well. I've used them for many projects. I would buy them again and I highly recommend them ## Features - Carriage Bolts are a robust and durable fastener solution. Carriage Bolts feature a square section underneath their head, which makes them self-locking when used within a square hole. - Due to the head there is no groove type that can be used with a power assisting tool. It can also be hidden during actual use to prevent disassembly. - High Quality Material 18-8 (304) Stainless Steel Carriage bolts Used widely in the home and office appliances, communication equipment, ship assembly, and other machinery industry. - Size: Bolt 3/8-16 x 1-1/2"; Hex Nuts: 3/8"-16; Flat Washer: 3/8". - Package Included: 10 PCS Carriage Bolts, 10 PCS Hex Nuts and 10 PCS Flat Washers. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08PCKHQJF | | Best Sellers Rank | #29,734 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #23 in Carriage Bolts | | Brand | MewuDecor | | Color | Silver | | Compatible Groove Diameter | 0.38 Inches | | Customer Reviews | 4.6 out of 5 stars 296 Reviews | | Exterior Finish | Bright Finish | | Fastener Size | 3/8" | | Fastener Type | Carriage Bolt | | Finish Types | Bright Finish | | Grade Rating | Grade 18 8 | | Head Style | Round | | Head Type | Round | | Item Diameter | 3/8" Inches | | Item Hardness | Grade 5 | | Manufacturer | MewuDecor | | Manufacturer Grade | Grade 18 8 | | Material | Stainless Steel | | Material Type | Stainless Steel | | Metal Type | Stainless Steel | | Model | CBT3816.0112-10 | | Number Of Items | 10 | | Number of Pieces | 10 | | Outside Diameter | 9.53 Millimeters | | Part Number | CBT3816.0112-10 | | Screw Head Style | Round | | Set Name | Set of 10 | | Set Screw Thread Type | Unified National Coarse | | Size Name | 3/8-16 x 1-1/2" | | Thread Class | 3A | | Thread Coverage | Fully Threaded | | Thread Size | 3/8"-16 | | Thread Style | Right Hand | | Thread Type | Unc | | Unit Count | 10.0 Count | ## Product Details - **Material:** Stainless Steel - **Grade Rating:** Grade 18 8 - **Thread Size:** 3/8"-16 - **Exterior Finish:** Bright Finish - **Manufacturer Grade:** Grade 18 8 ## Images ![3/8-16 x 1-1/2" Carriage Bolts and Nuts Kit, Round Head Square Neck Screws, Stainless Steel 18-8 (304), 10 Sets - Image 1](https://m.media-amazon.com/images/I/61bOMYhGoBL.jpg) ![3/8-16 x 1-1/2" Carriage Bolts and Nuts Kit, Round Head Square Neck Screws, Stainless Steel 18-8 (304), 10 Sets - Image 2](https://m.media-amazon.com/images/I/51OOn-ddfBL.jpg) ![3/8-16 x 1-1/2" Carriage Bolts and Nuts Kit, Round Head Square Neck Screws, Stainless Steel 18-8 (304), 10 Sets - Image 3](https://m.media-amazon.com/images/I/51qYh+zM-1L.jpg) ![3/8-16 x 1-1/2" Carriage Bolts and Nuts Kit, Round Head Square Neck Screws, Stainless Steel 18-8 (304), 10 Sets - Image 4](https://m.media-amazon.com/images/I/616oS1gRLIL.jpg) ![3/8-16 x 1-1/2" Carriage Bolts and Nuts Kit, Round Head Square Neck Screws, Stainless Steel 18-8 (304), 10 Sets - Image 5](https://m.media-amazon.com/images/I/51IhERSDy6L.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good quality. *by R***M on February 17, 2026* Good quality. ### ⭐⭐⭐⭐⭐ Very good quality *by S***J on May 19, 2025* These have worked out so well. I've used them for many projects. I would buy them again and I highly recommend them ### ⭐⭐⭐⭐⭐ Great quality. *by T***E on June 9, 2025* Great quality, nicely packaged in a reusable container and at a very reasonable price. ## Frequently Bought Together - 3/8-16 x 1-1/2" Carriage Bolts and Nuts Kit, Round Head Square Neck Screws, Stainless Steel 18-8 (304), 10 Sets - Master Lock Chrome Puck Lock, Heavy Duty Hidden Shackle Lock and Hasp, Solid Steel Lock for Trucks, Trailers, or Vans, M736XKAD - Glvaner (10 Sets) 1/4-20 x 3/4" Stainless Steel Carriage Bolts Screws Round Head Square Neck and Hex Nuts & Flat Washers 304 Stainless Steel 18-8 Full Thread Coverage --- ## 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.gr/products/349944492-3-8-16-x-1-1-2-carriage-bolts-nuts](https://www.desertcart.gr/products/349944492-3-8-16-x-1-1-2-carriage-bolts-nuts) --- *Product available on Desertcart Greece* *Store origin: GR* *Last updated: 2026-07-14*