---
product_id: 26439006
title: "MASTERLOCK M40XKADCCSEN 70mm Disc Padlock, 2-3/4\""
brand: "master lock"
price: "$36.97"
currency: USD
in_stock: true
reviews_count: 8
category: "Master Lock"
url: https://www.desertcart.us/products/26439006-masterlock-m40xkadccsen-70mm-disc-padlock-2-3-4
store_origin: US
region: United States of America
---

# 4-pin cylinder pick resistance 70mm stainless steel body 50% harder boron-carbide shackle MASTERLOCK M40XKADCCSEN 70mm Disc Padlock, 2-3/4"

**Brand:** master lock
**Price:** $36.97
**Availability:** ✅ In Stock

## Summary

> 🔐 Lock in your security with the Magnum standard — because your valuables deserve the best.

## Quick Answers

- **What is this?** MASTERLOCK M40XKADCCSEN 70mm Disc Padlock, 2-3/4" by master lock
- **How much does it cost?** $36.97 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/26439006-masterlock-m40xkadccsen-70mm-disc-padlock-2-3-4)

## 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 design maximizes resistance against lock picking for peace of mind.
- • **Weatherproof & Durable:** Stainless steel body with covered keyway and reinforced bumper ensures corrosion and scratch resistance for indoor/outdoor use.
- • **Shrouded Shackle Design:** Minimizes shackle exposure to prevent prying and hammer attacks, elevating your security game.
- • **Unmatched Cut Resistance:** Tough-Cut octagonal boron-carbide shackle is 50% harder than hardened steel, stopping bolt cutters in their tracks.
- • **Lifetime Trusted Protection:** Backed by Master Lock’s lifetime guarantee, combining reliability with premium quality you can count on.

## Overview

The Master Lock Magnum M40XKAD is a heavy-duty stainless steel discus padlock featuring a 70mm wide body and a 3/8 inch diameter Tough-Cut 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 weather damage. Its shrouded design and 4-pin cylinder provide maximum protection against physical and lock-picking attacks, making it ideal for securing storage units, garages, sheds, trailers, and moving trucks. Comes with two keys and a lifetime guarantee from a trusted brand.

## 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 |
|---------------|-------|
| 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 |
| Recommended Uses For Product | Security |
| Special Feature | Anti-Drill |

## 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

![MASTERLOCK M40XKADCCSEN 70mm Disc Padlock, 2-3/4" - Image 1](https://m.media-amazon.com/images/I/51T7rT+yezL.jpg)

## Available Options

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

## 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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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-21*