---
product_id: 53237500
title: "TIME-SERT 3/8-16x.520 Insert Qty 10 p/n 03811"
brand: "time-sert"
price: "NT$2217"
currency: TWD
in_stock: true
reviews_count: 6
category: "Time Sert"
url: https://www.desertcart.tw/products/53237500-time-sert-3-8-16x-520-insert-qty-10-p
store_origin: TW
region: Taiwan
---

# Requires TIME-SERT Kit p/n 0381 for perfect install Precision 3/8-16x.520 thread size Proudly Made in USA quality TIME-SERT 3/8-16x.520 Insert Qty 10 p/n 03811

**Brand:** time-sert
**Price:** NT$2217
**Availability:** ✅ In Stock

## Summary

> 🔩 Restore with Confidence — The Pro’s Choice for Thread Repair!

## Quick Answers

- **What is this?** TIME-SERT 3/8-16x.520 Insert Qty 10 p/n 03811 by time-sert
- **How much does it cost?** NT$2217 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/53237500-time-sert-3-8-16x-520-insert-qty-10-p)

## Best For

- time-sert enthusiasts

## Why This Product

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

## Key Features

- • **Made in the USA:** Crafted domestically for superior quality and reliability you can trust.
- • **Trusted by Pros:** Top-rated with a 4.8-star average from 42 expert users—join the elite who demand the best.
- • **Complete Repair Solution:** Works exclusively with TIME-SERT Kit p/n 0381 for flawless installation.
- • **Precision Fit Guaranteed:** Exact 3/8-16x.520 sizing ensures seamless thread repair every time.
- • **Engineered for Durability:** Professional-grade inserts designed to restore stripped threads with unmatched strength.

## Overview

TIME-SERT 3/8-16x.520 Insert Qty 10 (p/n 03811) offers professional-grade thread repair inserts made in the USA. Designed for precision and durability, these inserts require the TIME-SERT Kit p/n 0381 for installation. Highly rated by users, they provide a reliable solution to restore stripped threads in automotive and industrial applications.

## Description

TIME-SERT 3/8-16x.520 Insert QTY 10 p/n 03811 Professional thread repair inserts by TIME-SERT Made In USA TIME-SERT Kit p/n 0381 required to install

Review: 440 Mopar exhaust manifold stud repair - Worked perfect on my cylinder head exhaust manifold thread stud repair in my 440 Mopar
Review: Excellent quality - Best thread inserts out there.

## Features

- TIME-SERT 3/8-16x.520 Insert QTY 10 p/n 03811
- Professional thread repair inserts by TIME-SERT Made In USA
- TIME-SERT Kit p/n 0381 required to install

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01H23V0QA |
| Best Sellers Rank | #985,670 in Automotive ( See Top 100 in Automotive ) #41 in Thread Inch Inserts & Repair Kits |
| Brand | TIME-SERT |
| Customer Reviews | 4.8 4.8 out of 5 stars (42) |
| Date First Available | June 14, 2016 |
| Item Weight | 1.16 ounces |
| Item model number | 03811-10 |
| Manufacturer | TIME-SERT |
| Manufacturer Part Number | 03811-10 |
| Package Dimensions | 5.91 x 1.14 x 0.51 inches |

## Images

![TIME-SERT 3/8-16x.520 Insert Qty 10 p/n 03811 - Image 1](https://m.media-amazon.com/images/I/71pwWMY-fkL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 440 Mopar exhaust manifold stud repair
*by R***E on June 29, 2025*

Worked perfect on my cylinder head exhaust manifold thread stud repair in my 440 Mopar

### ⭐⭐⭐⭐⭐ Excellent quality
*by M***N on March 16, 2024*

Best thread inserts out there.

### ⭐⭐⭐⭐⭐ Better that a heli coil’s!
*by T***D on November 27, 2019*

All in one...easy to use.

---

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**Shop now:** [https://www.desertcart.tw/products/53237500-time-sert-3-8-16x-520-insert-qty-10-p](https://www.desertcart.tw/products/53237500-time-sert-3-8-16x-520-insert-qty-10-p)

---

*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-09-02*