---
product_id: 388040003
title: "200 Pcs Wire Thread Inserts kit 304 Stainless Steel Metric M3 M4 M5 M6 M8 M10 M12 Helicoil Kit Wire Screw Sleeve Thread Repair Kit"
brand: "rustark"
price: "€ 52.98"
currency: EUR
in_stock: true
reviews_count: 5
category: "Rustark"
url: https://www.desertcart.pt/products/388040003-200-pcs-wire-thread-inserts-kit-304-stainless-steel-metric
store_origin: PT
region: Portugal
---

# 200 pcs assorted sizes vibration-resistant locking design 304 stainless steel rust-proof 200 Pcs Wire Thread Inserts kit 304 Stainless Steel Metric M3 M4 M5 M6 M8 M10 M12 Helicoil Kit Wire Screw Sleeve Thread Repair Kit

**Brand:** rustark
**Price:** € 52.98
**Availability:** ✅ In Stock

## Summary

> 🔧 Fix it once, fix it like a pro — thread repair redefined!

## Quick Answers

- **What is this?** 200 Pcs Wire Thread Inserts kit 304 Stainless Steel Metric M3 M4 M5 M6 M8 M10 M12 Helicoil Kit Wire Screw Sleeve Thread Repair Kit by rustark
- **How much does it cost?** € 52.98 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/388040003-200-pcs-wire-thread-inserts-kit-304-stainless-steel-metric)

## Best For

- rustark enthusiasts

## Why This Product

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

## Key Features

- • **Complete Precision Kit:** 7 metric sizes (M3-M12) with 200 inserts neatly organized for every repair need.
- • **Vibration-Proof Locking:** Innovative locking design ensures screws stay secure, eliminating loosening under stress.
- • **Effortless Thread Repair:** Restore damaged threads without enlarging holes—perfect for aviation, automotive, and high-tech gear.
- • **Confidence-Backed Service:** Reliable 24/7 customer support guarantees satisfaction and hassle-free replacements.
- • **Industrial-Grade Durability:** Crafted from premium 304 stainless steel for unbeatable rust resistance and long-lasting strength.

## Overview

The Rustark 200 Pcs Wire Thread Inserts Kit offers a comprehensive set of 7 metric sizes (M3 to M12) made from premium 304 stainless steel, delivering superior rust resistance and durability. Its locking design prevents screw loosening by absorbing vibrations, making it ideal for professional-grade repairs in automotive, aviation, and industrial applications. Organized in a compact case, this kit ensures precision and convenience for restoring damaged threads without enlarging holes, backed by responsive after-sales support.

## Description

Rustark 200 Pcs Wire Thread Inserts kit 304 Stainless Steel Metric M3 M4 M5 M6 M8 M10 M12 Helicoil Type Wire Screw Sleeve Thread Repair Kit ★Product Specification:Name: Wire Screw Sleeve Material: 304 Stainless SteelSize: M3 M4 M5 M6 M8 M10 M12Quantity: 200 pcsMain Function: Screw Repair ★Product Feature:＊Locking Design: locking the the screw into the threaded hole,avoiding sliding wire, improving strength and stability of screws connection.＊Low Abrasion: High hardness,it has little wear and tear in connection with screw. Long service time, Reusable.＊Rust Resistance: Made of 304 stainless steel. Anti-oxidation layer is formed on the surface. Rust-proof and Anti-corrosion.＊Anti-loose: With certain elastic and even load,eliminate the screw and screw hole deviation between the pitch and tooth type and absorb vibration. ＊Easy to use: The damaged screw holes shall be put into the wire screw sleeve without increasing the diameter of the screw hole.★Package Including:M3 x 0.5 x 2D --------------- 50pcsM4 x 0.7 x 2D --------------- 40pcsM5 x 0.8 x 2D --------------- 30pcsM6 x 1 x 2D ----------------- 30pcsM8 x 1.25 x 2D -------------- 20pcsM10 x 1.5 x2D -------------- 20pcsM12 x 1.75 x 2D ------------ 10pcsTotally 200 piece♥ if you have any problems, pls feel free contact us. 100% satisfied after-sale service

Review: worked awesome
Review: Delivered fast, product quality seems to be okay, Will tryout soon.

## Features

- 👍【7 Size Assorted Wire Screw Sleeve Set】The kit contains 7 kinds of size: M3（50pcs, M4(40pcs), M5(30pcs), M6(30pcs), M8(20pcs), M10(20pcs), M12(10pcs). Totally 200 piece. Package into a plastic grids case and each size sorted a grid separately.
- 👍【304 Stainless Steel】Made of 304 stainless steel, hardness, rust-resistance and anti-corrosion. Not easy to slick, deep thread, no deformation, smooth thread, high precision. High hardness and low abrasion.
- 👍【Strong Connection 】With certain elastic and even load so that it is resistant to vibration. locking-design allows it lock the the screw into the threaded hole,avoiding sliding wire. Greatly improve strength and stability of screws connection.
- 👍【Widely Application】Widely used in aviation, automobiles, steam turbines, electronic communications, computers, lamps, molds, mechanical equipment, radiators, and semiconductor equipment.
- 👍【100% Reliable After-sale Service】We offer you reliable after-sales service. If you have any questions about our products or any problems with your packages, please feel free to contact us. We will reply you within 24 hours and we will try our best to solve the problems until you are satisfied.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07Y37TQG1 |
| ASIN  | B07Y37TQG1 |
| Best Sellers Rank | #100,893 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #412 in Hardware Nuts & Bolts |
| Brand | Rustark |
| Color | Silver |
| Compatible Groove Diameter | 6 Millimeters |
| Customer Reviews | 4.4 4.4 out of 5 stars (117) |
| Customer reviews | 4.4 4.4 out of 5 stars (117) |
| Drive Style | External Hex |
| Exterior Finish | Stainless Steel |
| Fastener Type | Insert |
| Finish Types | Polished |
| Grade Rating | industrial |
| Inside Thread Size | M3, M4, M5, M6, M8, M10, M12 |
| Item Diameter | 6 Millimeters |
| Item model number  | R-YT200 |
| Manufacturer | Rustark |
| Manufacturer  | Rustark |
| Material Type | stainless_steel_304 |
| Metal Type | Stainless Steel |
| Model | R-YT200 |
| Number of Pieces | 200 |
| Package Dimensions  | 17.27 x 9.91 x 2.29 cm; 295 g |
| Part Number | R-YT200 |
| Screw Head Style | Flat |
| Thread Class | Fine |
| Thread Coverage | Fully Threaded |
| Thread Size | M3, M4, M5, M6, M8, M10, M12 |
| Thread Style | Fine |
| Thread Type | Unified National Coarse |

## Product Details

- **Colour:** Silver
- **Exterior finish:** Stainless Steel
- **Fastener type:** Insert
- **Material:** stainless_steel_304
- **Thread size:** M3, M4, M5, M6, M8, M10, M12

## Images

![200 Pcs Wire Thread Inserts kit 304 Stainless Steel Metric M3 M4 M5 M6 M8 M10 M12 Helicoil Kit Wire Screw Sleeve Thread Repair Kit - Image 1](https://m.media-amazon.com/images/I/71mMh1VMpOL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by T***A on 21 June 2025*

worked awesome

### ⭐⭐⭐⭐⭐ Review
*by D***I on 29 January 2023*

Delivered fast, product quality seems to be okay, Will tryout soon.

### ⭐⭐⭐⭐⭐ Review
*by T***. on 9 April 2021*

Igual a la descripción, completo surtido de remaches de tuercas

## Frequently Bought Together

- Rustark 200 Pcs Wire Thread Inserts kit 304 Stainless Steel Metric M3 M4 M5 M6 M8 M10 M12 Helicoil Kit Wire Screw Sleeve Thread Repair Kit
- AKM 338Pc Thread Repair Kit, HSS Drill Helicoil Repair Kit SAE&Metric，1/4" 5/16" 3/8" 7/16" 1/2" M5 M6 M8 M10 M12 Kit with Thread Gauge

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-04-24*