---
product_id: 328238319
title: "1pcs 4 in 1 Alloy Triangle/Square Universal Cross Triangle KEY for Train Electrical Elevator Cabinet Valve"
brand: "atoplee"
price: "€ 9.46"
currency: EUR
in_stock: true
category: "Atoplee"
url: https://www.desertcart.be/products/328238319-1pcs-4-in-1-alloy-triangle-square-universal-cross-triangle
store_origin: BE
region: Belgium
---

# Compact 70mm length 4-in-1 multi-tool versatility Stainless steel durability 1pcs 4 in 1 Alloy Triangle/Square Universal Cross Triangle KEY for Train Electrical Elevator Cabinet Valve

**Brand:** atoplee
**Price:** € 9.46
**Availability:** ✅ In Stock

## Summary

> 🔑 Unlock Every Challenge with One Sleek Key!

## Quick Answers

- **What is this?** 1pcs 4 in 1 Alloy Triangle/Square Universal Cross Triangle KEY for Train Electrical Elevator Cabinet Valve by atoplee
- **How much does it cost?** € 9.46 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/328238319-1pcs-4-in-1-alloy-triangle-square-universal-cross-triangle)

## Best For

- atoplee enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Crafted from premium stainless steel for unmatched strength and corrosion resistance.
- • **Trusted & Top-Ranked:** Ranked #37 in Hex Keys with 4.5-star reviews from over 500 pros.
- • **All-in-One Power Tool:** Four essential key shapes in one sleek, polished alloy design.
- • **Compact & Lightweight:** Only 70mm long and 61g—easy to carry without bulk or weight.
- • **Universal Compatibility:** Internationally standardized sizes to unlock train, elevator, and electrical cabinets anywhere.

## Overview

The Atoplee 4-in-1 Universal Cross Triangle Key is a compact, durable stainless steel tool designed for professionals needing quick access to train, elevator, and electrical cabinets. Featuring four key shapes in one polished alloy piece, it offers international compatibility and reliable performance, making it a top-rated essential for maintenance and utility experts.

## Description

International generic key, no geographical restrictions, it can open so long as accord with the size and shape

## Features

- 【Size】Length: 70mm；Color: Silver；Weight: 61g.
- 【Material】Stainless steel material, sturdy and durable .
- 【Multi-Functional 】4 way Plumbing and Utility Key Includes: 15/64 inch female square key, 5/16 inch female square key, 3/8 inch (side dimension) female triangle key, and a double sided skeleton key.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00NPQ29PK |
| ASIN  | B00NPQ29PK |
| Best Sellers Rank | #12,024 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #37 in Hex Keys |
| Brand Name | ATOPLEE |
| Color | Silver |
| Customer Reviews | 4.5 4.5 out of 5 stars (568) |
| Customer reviews | 4.5 4.5 out of 5 stars (568) |
| Date First Available  | 21 January 2016 |
| Finish Types | Polished |
| Head Style | Square, Triangle |
| Included Components | NO |
| Is Discontinued By Manufacturer  | No |
| Item Length | 70 Millimeters |
| Item Type Name | NO |
| Item Weight | 61 Grams |
| Item model number  | OP-3872 |
| Manufacturer | ATOPLEE |
| Manufacturer  | ATOPLEE |
| Manufacturer Part Number | OP-3872 |
| Material Type | Stainless Steel |
| Measurement Standard | Metric |
| Model Number | OP-3872 |
| Operation Mode | Electric |
| Package Quantity | 1 |
| Product Dimensions  | 7 x 7 x 1 cm; 61 g |
| UPC | 702380043782 |
| Unit Count | 1000 Count |

## Product Details

- **Brand:** ATOPLEE
- **Colour:** Silver
- **Item length:** 70 Millimeters
- **Item weight:** 61 Grams
- **Material:** Stainless Steel

## Images

![1pcs 4 in 1 Alloy Triangle/Square Universal Cross Triangle KEY for Train Electrical Elevator Cabinet Valve - Image 1](https://m.media-amazon.com/images/I/61-lHCQfUAL.jpg)

## Available Options

This product comes in different **Size** options.

## Questions & Answers

**Q: At the center of this key, it looks like a hex key? does it fit a standard hex bit?**
A: Yes it’s , but it doesn’t fit all kinds of hex keys

**Q: What's this used for?**
A: It’s used To open the locked elevator doors by firefighters

**Q: Anyone know the dimensions of the triangle key?**
A: Sorry I don’t know but I think it’s a standard dimensions for all the elevators …

## Frequently Bought Together

- ATOPLEE Electrical Cabinet Key, Surface Polished Antirust 4 Way Utilities Key,Triangle/Square/Panel Cross Key for Faucet,Gas Meter,Valve,Spigots,Electrical Cabinet Opening
- Shappy 2 Pack Electric Cabinet Panel Keys Gas Meter Water Utility 4 way Keys for Multi Application (Black)
- Rittal 2531.000, Double-Bit Enclosure Key, No. 5

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**Shop now:** [https://www.desertcart.be/products/328238319-1pcs-4-in-1-alloy-triangle-square-universal-cross-triangle](https://www.desertcart.be/products/328238319-1pcs-4-in-1-alloy-triangle-square-universal-cross-triangle)

---

*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-07-20*