---
product_id: 26439006
title: "Master Lock Magnum Heavy-Duty Stainless-Steel Discus Padlock with Keys, Keyed Alike Heavy Duty Storage Lock for Indoor or Outdoor Use, M40XKAD"
brand: "master lock"
price: "132 zł"
currency: PLN
in_stock: true
reviews_count: 13
category: "Master Lock"
url: https://www.desertcart.pl/products/26439006-master-lock-magnum-heavy-duty-stainless-steel-discus-padlock-keys
store_origin: PL
region: Poland
---

# 70mm stainless steel body 4-pin anti-pick cylinder 50% harder boron-carbide shackle Master Lock Magnum Heavy-Duty Stainless-Steel Discus Padlock with Keys, Keyed Alike Heavy Duty Storage Lock for Indoor or Outdoor Use, M40XKAD

**Brand:** master lock
**Price:** 132 zł
**Availability:** ✅ In Stock

## Summary

> 🔐 Lock in ultimate security — because your peace of mind deserves no compromises!

## Quick Answers

- **What is this?** Master Lock Magnum Heavy-Duty Stainless-Steel Discus Padlock with Keys, Keyed Alike Heavy Duty Storage Lock for Indoor or Outdoor Use, M40XKAD by master lock
- **How much does it cost?** 132 zł with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pl](https://www.desertcart.pl/products/26439006-master-lock-magnum-heavy-duty-stainless-steel-discus-padlock-keys)

## Best For

- master lock enthusiasts

## Why This Product

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

## Key Features

- • **Pick-Proof Security:** Advanced 4-pin cylinder lock mechanism maximizes resistance against lock picking, keeping your storage truly secure.
- • **Weatherproof & Durable:** Stainless steel body with reinforced bumper and covered keyway ensures corrosion resistance and scratch protection for indoor/outdoor use.
- • **Unmatched Cut Resistance:** Tough-Cut octagonal boron-carbide shackle is 50% harder than hardened steel, defending your valuables from bolt cutters and saws.
- • **Shrouded Design for Maximum Protection:** Minimized shackle exposure reduces vulnerability to prying and hammering attacks, elevating your lock’s defense game.
- • **Trusted Reliability with Lifetime Guarantee:** Master Lock’s proven quality backed by a lifetime warranty means peace of mind for your most important assets.

## Overview

The Master Lock Magnum M40XKAD is a heavy-duty stainless steel discus padlock featuring a 70mm wide body and a 3/8 inch octagonal boron-carbide shackle that is 50% harder than hardened steel. Designed for both indoor and outdoor use, it offers superior resistance to cutting, sawing, picking, and prying attacks. Its weatherproof construction and reinforced bumper ensure durability, while the 4-pin cylinder lock provides maximum pick resistance. Ideal for securing storage units, garages, sheds, trailers, and moving trucks, this lock comes keyed alike with two keys and is backed by a lifetime guarantee.

## Description

The Master Lock Magnum M40XD Discus Padlock features a 2-3/4 in. (70 mm) wide stainless steel body for maximum strength, reliability and corrosion resistance. The fully shrouded design minimizes shackle exposure and protects against bolt cutter attacks. The 3/8 in. (10 mm) diameter octagonal shackle is 5/8 in. (16 mm) long and made of Tough-Cut boron-carbide, 50% harder than hardened steel, offering maximum resistance to cutting and sawing. The 4-pin cylinder prevents picking and the dual locking ball bearings provide maximum resistance against prying and hammering. The covered keyway offers maximum weather protection, and reinforced body bumper protects against scratches. The lifetime guarantee provides peace of mind from a brand you know and can trust.

Review: Great - Used for Penske truck cross country move. This did the job just great. Had no issues, easy to close and open with key. VERY hefty for my needs and affordable with great quality.
Review: Strong lock - Works great - does exactly what it is supposed to.

## Features

- Indoor and outdoor padlock with key; maximum security lock with Tough-Cut octagonal boron-carbide shackle is best used as a storage unit lock, garage lock, shed lock, trailer lock, and moving truck lock.Note: Measure your door's backset, cross bore and thickness to ensure you find the right fit
- Key lock is constructed with Tough-Cut octagonal boron-carbide shackle which is 50% harder than hardened steel; shrouded design minimizes shackle exposure and protects against bolt cutter attacks
- Four-pin cylinder for maximum pick resistance; reinforced body bumper for scratch resistance
- 2-3/4 in. (70 mm) wide lock body; 3/8 in. (10 mm) shackle diameter with 5/8 in. (16 mm) shackle length, 1-1/32 in. (28 mm) shackle width
- Includes one padlock, two keys

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000WEMGH4 |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #6,997 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #16 in Keyed Padlocks |
| Brand | Master Lock |
| Color | Silver |
| Control Method | Touch |
| Controller Type | Hand Control |
| Customer Reviews | 4.5 4.5 out of 5 stars (3,926) |
| Date First Available | August 17, 2005 |
| Finish | Unfinished |
| Finish Type | Unfinished |
| Global Trade Identification Number | 00071649236303 |
| Included Components | padlock, two keys |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Item Weight | 3.2 ounces |
| Item dimensions L x W x H | 1.19 x 2.75 x 2.75 inches |
| Item model number | M40XKADCCSEN |
| Lock Type | Pin Tumbler |
| Manufacturer | Master Lock |
| Material | Alloy Steel |
| Model Name | M40XD |
| Number of Pieces | 3 |
| Part Number | M40XKADCCSEN |
| Product Dimensions | 1.19 x 2.75 x 2.75 inches |
| Recommended Uses For Product | Security |
| Shape | Round |
| Size | Keyed Alike |
| Special Feature | Anti-Drill |
| Special Features | Anti-Drill |
| Style | 1-Pack |
| UPC | 071649236303 |
| Warranty Description | Warranty |

## Product Details

- **Brand:** Master Lock
- **Item dimensions L x W x H:** 1.19 x 2.75 x 2.75 inches
- **Lock Type:** Pin Tumbler
- **Material:** Alloy Steel
- **Special Feature:** Anti-Drill

## Images

![Master Lock Magnum Heavy-Duty Stainless-Steel Discus Padlock with Keys, Keyed Alike Heavy Duty Storage Lock for Indoor or Outdoor Use, M40XKAD - Image 1](https://m.media-amazon.com/images/I/51T7rT+yezL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great
*by T***F on November 30, 2025*

Used for Penske truck cross country move. This did the job just great. Had no issues, easy to close and open with key. VERY hefty for my needs and affordable with great quality.

### ⭐⭐⭐⭐⭐ Strong lock
*by K***K on December 29, 2025*

Works great - does exactly what it is supposed to.

### ⭐⭐⭐⭐⭐ Master quality, Perfect for self storage
*by C***3 on December 13, 2025*

Purchased for self storage unit I like the key retention as there’s no doubt that it’s not locked properly, also the weather strip that covers the key slot keeps snow and ice out

## Frequently Bought Together

- Master Lock M40XKADCCSEN M40XKAD Discus Lock, Keyed Alike, Silver
- Master Lock 1-7/8 in. H x 1-3/16 in. W x 1-3/4 in. L Vinyl Covered Dual Ball Bearing Locking Padlock
- BRINKS - Heavy Duty Padlock with Key – 70mm Stainless Steel Commercial Discus Keyed Lock for Storage Shed, Garage, Locker, Sliding Doors, Cabinets and More – Round with Steel Shackle, Black

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**Shop now:** [https://www.desertcart.pl/products/26439006-master-lock-magnum-heavy-duty-stainless-steel-discus-padlock-keys](https://www.desertcart.pl/products/26439006-master-lock-magnum-heavy-duty-stainless-steel-discus-padlock-keys)

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*Product available on Desertcart Poland*
*Store origin: PL*
*Last updated: 2026-01-23*