# Midwest Fastener provides a full line of welded fastening products. We provide a complete line of fasteners to meet user needs. We set the standard for Insulation Fasteners and Stud Welding products in a wide range of applications. We are committed to make a display resets as hassle-free as possible. Features 0.37-16 x 3.5 Hex Cap Screws Fatigue testing machine Elevated temperature Stress Rupture Hardness testing Plating thickness testing Salt spray testing De-embrittlement testing Made in Taiwan 5 Pieces Specifications Diameter: 3/8" Material: Stainless Steel Head Style: Hex (9/16" Wrench) Thread Type: 16 (Coarse) Hardness: 18-Aug Type: Cap Screw Length: 3-1/2" Weight: 0.64 lbs - SKU: MWFST58315

**Manufacturer:** Midwest Fastener Corp  
**MPN:** `mf78781`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Midwest Fastener Corp |
| Manufacturer name | Midwest Fastener Corp |
| Manufacturer | Midwest Fastener Corp |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Walmart | 135579141 | 10.88 | 1 | None | 1 |

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Structured data: `/python/html6/product/500/77500000/77566500/part_--mf78781---MidwestFastenerCorp--e4ae5e9f72.json`  
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MCP server: https://www.dataalchemy.com/mcp