---
product_id: 403293744
title: "Rexka 50pcs M4.2-1.41 x 20mm Hex Head Tapping Screw for GM"
brand: "rexka"
price: "43935CFA"
currency: XOF
in_stock: true
reviews_count: 5
category: "Rexka"
url: https://www.desertcart.sn/products/403293744-rexka-50pcs-m4-2-1-41-x-20mm-hex-head
store_origin: SN
region: Senegal
---

# M4.2mm precision fit Fully threaded for max grip Phosphate finish resists corrosion Rexka 50pcs M4.2-1.41 x 20mm Hex Head Tapping Screw for GM

**Brand:** rexka
**Price:** 43935CFA
**Availability:** ✅ In Stock

## Summary

> 🔧 Upgrade your ride with screws that mean business!

## Quick Answers

- **What is this?** Rexka 50pcs M4.2-1.41 x 20mm Hex Head Tapping Screw for GM by rexka
- **How much does it cost?** 43935CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/403293744-rexka-50pcs-m4-2-1-41-x-20mm-hex-head)

## Best For

- rexka enthusiasts

## Why This Product

- Trusted rexka brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Hex Head Design:** Provides superior torque control and prevents stripping compared to fragile Torx heads.
- • **Trusted Compatibility:** Specifically crafted to replace GM OEM parts like 1640810 and 11503892 for classic and modern trucks.
- • **Bulk Pack of 50 Screws:** Stock up and never worry about running out during critical repairs or restorations.
- • **Durable Phosphate Coating:** Enhanced corrosion resistance for long-lasting performance in tough automotive environments.
- • **Precision Engineered M4.2 x 20mm:** Perfectly sized for GM models, ensuring seamless replacements without compromise.

## Overview

The Rexka 50pcs M4.2-1.41 x 20mm Hex Head Tapping Screws are precision-made alloy steel fasteners with a phosphate finish, designed to replace specific GM OEM screws. Featuring a fully threaded shaft and a robust hex head, these screws offer superior grip and durability, ideal for automotive repairs on Chevrolet, Buick, Cadillac, Pontiac, and GMC trucks. This bulk pack ensures you have the right hardware on hand for professional-grade maintenance and restoration.

## Description

Rexka 50pcs M4.2-1.41 x 20mm Hex Head Tapping Screw for GM : desertcart.in: Industrial & Scientific

Review: just what i needed to replace the tiny torx head screws in the fender wells of a 2021 gmc sierra slt those torx heads strip way way to easy
Review: This unique thread pitch and size was hard to find locally. These fit great on the front end of my F250 that sustained damage in a theft.

## Features

- Phosphate Hex Head Sems Tapping Screw
- M4.2-1.41 x 20mm (#8 x 25/32"), Washer O.D.: 16mm (5/8"), 7mm Hex
- Replaces GM: 1640810, 11503892, 11500434
- Usually Used for Old Model like Chevrolet,Chevrolet Trucks,Buick,Oldsmobile Trucks,Pontiac Trucks,Cadillac Trucks,Pontiac,Oldsmobile,Cadillac,GMC Trucks

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B082RW9JXV |
| Brand | Rexka |
| Compatible groove diameter | 4.2 Millimeters |
| Country of Origin | USA |
| Customer Reviews | 4.7 4.7 out of 5 stars (237) |
| Date First Available | 9 January 2020 |
| Exterior Finish | Phosphate |
| Fastener Size | M4.2-1.41 x 20mm |
| Fastener Type | tapping screw |
| Head Style | Hex |
| Head Type | Hex |
| Item Diameter | 4.2 Millimetres |
| Item Weight | 168 g |
| Item part number | YT1117 |
| Manufacturer | Yongtao |
| Manufacturer Part Number | YT1117 |
| Material | Alloy Steel |
| Metal Type | Chrome Vanadium |
| Net Quantity | 50.0 Count |
| Number of Pieces | 50 |
| Point Style | Regular |
| Set Screw Thread Type | Metric |
| Size | M4.2-1.41 x 20mm |
| Thread Coverage | Fully Threaded |
| Thread Size | M4 2 |
| Thread Style | Right Hand |
| Thread Type | UNC |

## Product Details

- **Exterior Finish:** Phosphate
- **Head Style:** Hex
- **Material:** Alloy Steel
- **Point Style:** Regular
- **Thread Size:** M4 2

## Images

![Rexka 50pcs M4.2-1.41 x 20mm Hex Head Tapping Screw for GM - Image 1](https://m.media-amazon.com/images/I/31gEqmXXsEL.jpg)
![Rexka 50pcs M4.2-1.41 x 20mm Hex Head Tapping Screw for GM - Image 2](https://m.media-amazon.com/images/I/41wEPHGq3BL.jpg)
![Rexka 50pcs M4.2-1.41 x 20mm Hex Head Tapping Screw for GM - Image 3](https://m.media-amazon.com/images/I/51ZUIuhB4UL.jpg)
![Rexka 50pcs M4.2-1.41 x 20mm Hex Head Tapping Screw for GM - Image 4](https://m.media-amazon.com/images/I/51efvAxkRgL.jpg)
![Rexka 50pcs M4.2-1.41 x 20mm Hex Head Tapping Screw for GM - Image 5](https://m.media-amazon.com/images/I/611CeRQhWZL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by J***H on 16 July 2025*

just what i needed to replace the tiny torx head screws in the fender wells of a 2021 gmc sierra slt those torx heads strip way way to easy

### ⭐⭐⭐⭐⭐ Review
*by N***A on 8 January 2025*

This unique thread pitch and size was hard to find locally. These fit great on the front end of my F250 that sustained damage in a theft.

### ⭐⭐⭐⭐⭐ Review
*by A***G on 19 October 2025*

Exactly what I needed to put trim and other things back together in my 1984 3rd gen firebird!

## Frequently Bought Together

- Rexka 50pcs M4.2-1.41 x 20mm Hex Head Tapping Screw for GM Jeep Wrangler 1640810 11500434 11503892
- M6-1.0 x 25mm Hex Head Sems, Phosphate
- Rexka 50pcs Fender Liner Splash Shield Wheelhouse Liner Screw Phillips Truss Head Sems Compatible with Honda Acura BMW 90114-SE0-000 Accord ILX RDX TL TSX 90114SE0000

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**Shop now:** [https://www.desertcart.sn/products/403293744-rexka-50pcs-m4-2-1-41-x-20mm-hex-head](https://www.desertcart.sn/products/403293744-rexka-50pcs-m4-2-1-41-x-20mm-hex-head)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-02-18*