---
product_id: 377157588
title: "MADI Tri-Square Big Wrench, 1/2' Lag Bolts, 5/8', 3/4', & 1/2' Square Heads, Green, 12 Inch Straight, 3/4' Jaw Capacity"
brand: "madi"
price: "€ 21.10"
currency: EUR
in_stock: false
url: https://www.desertcart.nl/products/377157588-madi-tri-square-big-wrench-1-2-lag-bolts-5
store_origin: NL
region: Netherlands
---

# 72,000V dielectric tested handle 3-in-1 socket fits 4 bolt sizes Stainless steel, rust-resistant sockets MADI Tri-Square Big Wrench, 1/2' Lag Bolts, 5/8', 3/4', & 1/2' Square Heads, Green, 12 Inch Straight, 3/4' Jaw Capacity

**Brand:** madi
**Price:** € 21.10
**Availability:** ❌ Out of Stock

## Summary

> 🛠️ Power through projects with the wrench that works as hard as you do!

## Quick Answers

- **What is this?** MADI Tri-Square Big Wrench, 1/2' Lag Bolts, 5/8', 3/4', & 1/2' Square Heads, Green, 12 Inch Straight, 3/4' Jaw Capacity by madi
- **How much does it cost?** € 21.10 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/377157588-madi-tri-square-big-wrench-1-2-lag-bolts-5)

## Best For

- madi enthusiasts

## Why This Product

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

## Key Features

- • **Ergonomic Grip & Safety:** Rubberized handle with tapered design and built-in lanyard hole for secure, comfortable use
- • **Durability Meets Precision:** Stainless steel sockets resist rust and wear, ensuring long-lasting performance
- • **High-Visibility & Easy Storage:** Signature MADI green handle stands out on site and fits neatly in belts or buckets
- • **Versatile 3-in-1 Socket Design:** Fits 1/2” lag bolts plus 5/8”, 3/4”, & 1/2” square heads—one wrench, multiple jobs
- • **Electrically Safe & Lightweight:** Non-conductive handle certified for 72,000 volts, 30% lighter for all-day comfort

## Overview

The MADI Tri-Square Big Wrench is a 12-inch, multi-size socket wrench engineered for professionals who demand safety, versatility, and durability. Featuring a patented non-conductive handle tested to 72,000 volts and 30% lighter than standard, it fits 1/2” lag bolts and multiple square head sizes. Stainless steel sockets resist rust, while ergonomic design and high-visibility green finish ensure comfort and easy access on any job site.

## Description

This wrench comes equipped with a non-conductive patented handle which is up to 30% Lighter, and the handle has been dielectric tested and certified for 72,000 volts. It also has stainless steel sockets to enhance durability and minimize rusting, a bolt-thru design, and a ratchet mechanism with reversing control. Also features a rubber grip for a comfortable & secure hold, built in safety lanyard hole for tethering where required, and a tapered handle for easy storage in belt or bucket. Handle is a high visibility MADI green. 3-in-1 Socket Wrench Fits 1/2” Lag bolts (Hard Heads) as well as 5/8”, 3/4”, & 1/2” square headed bolts and nuts.

## Features

- Fits: 1/2” Lag bolts (Hard Heads), 5/8”, 3/4”, & 1/2” square headed bolts and nuts
- Color: Black and Green
- Handle Type: Non-conductive and Lightweight

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Color | Green |
| Brand | MADI |
| Material | Rubber, Stainless Steel |
| Item Length | 12 Inches |
| Item Package Quantity | 1 |
| Head Style | Hex |
| Finish Type | Stainless Steel |
| Operation Mode | Mechanical |
| Voltage | 7.2E+4 Volts (AC) |
| Manufacturer | MADI |
| UPC | 789993420575 |
| Part Number | BWS-3 |
| Item Weight | 1.72 pounds |
| Item model number | BWS-3 |
| Finish | Stainless Steel |
| Shape | Rectangular |
| Measurement System | inch |

## Product Details

- **Color:** Green
- **Brand:** MADI
- **Material:** Rubber, Stainless Steel
- **Item Length:** 12 Inches
- **Item Package Quantity:** 1

## Images

![MADI Tri-Square Big Wrench, 1/2' Lag Bolts, 5/8', 3/4', & 1/2' Square Heads, Green, 12 Inch Straight, 3/4' Jaw Capacity - Image 1](https://m.media-amazon.com/images/I/61lFlrBUJ2L.jpg)

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---

*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-01-25*