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This 6-piece carriage bolt kit features 3/8-16 x 4" bolts made from premium Grade A2-70 304 stainless steel, delivering superior corrosion resistance and strength. Each bolt is fully threaded with a square neck for secure, vibration-resistant fastening, precision-machined to ANSI B18.5 standards for flawless fit. Complete with hex nuts and flat washers, this kit is engineered for versatile, heavy-duty applications from outdoor decks to industrial repairs.









| ASIN | B09D92FFHK |
| Best Sellers Rank | #4,498 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #2 in Carriage Bolts |
| Brand | Glvaner |
| Color | Silver |
| Customer Reviews | 4.7 4.7 out of 5 stars (753) |
| Drive System | External Hex |
| Exterior Finish | Stainless Steel |
| Fastener Size | 3/8-16 x 4" |
| Fastener Type | Carriage Bolt |
| Finish Types | Brushed |
| Grade Rating | Grade A2-70 |
| Head Type | Round |
| Item Diameter | 0.38 Inches |
| Item Hardness | Rockwell B70 |
| Manufacturer | Glvaner |
| Manufacturer Grade | Grade 304 |
| Material Type | Stainless Steel |
| Metal Type | Stainless Steel |
| Model | GVNA36057-6 |
| Number Of Items | 6 |
| Number of Pieces | 6 |
| Part Number | GVNA36057-6 |
| Screw Head Style | Round |
| Set Name | 3/8-16 x 4 Inch Carriage Bolt Kit |
| Size Name | 3/8-16 x 4" |
| Thread Class | 2A |
| Thread Coverage | Fully Threaded |
| Thread Size | 3/8"-16 |
| Thread Style | Right Hand |
| Thread Type | Thread Type: Coarse |
| UPC | 793869888604 |
| Unit Count | 6.0 Count |
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