ALL CATEGORIES

SHOP BY INDUSTRY

DEALS

EXCLUSIVE BRANDS

NEW PRODUCTS

RESELLERS

KNOWLEDGE CENTER

Master key for Master Lock model series 1, 2, 3, 4, 5, 6, 11, 34, 35, 36, 37, 39, 40, 187, 190, 311, 312, 315, 317, 430, 443, 475 and 631.<br><br>The Master Key allows the facility administrator to open the Padlock without using the individual key or combination. <b> Master lock Control Keys can only be purchased through an official business or organization account. </b> A Key Code is required for an existing installation. The lock is non-cancellable and non-returnable. <br><br>

Master Lock&#174; No. K1 Master Key For W1 Cylinder Padlocks

<li><p class='canada-shop'>You are shopping on <span>globalIndustrial.ca</span></p><p class='canada-prices'>All prices in $ CA.</p></li>

Clearance Items

Customer Also Viewed

<div class='exclusiveOffersContainer' style='text-align:center;line-height:1.2;font-size:14px;letter-spacing:0.5px;color:white;position:sticky;top:0;z-index:2;'><div class='marketingBannerRect' style='background-color: #d41e3d;'><span><span><div class='exclusiveOffersOn'><span id='exclOffrId' style='color:#fff;font-weight:500;'><p class='current-offer-anchor' style='color:#fff;font-weight:500;'>DUE TO HURRICANE IAN AND SEVERE WEATHER CONDITIONS, PICKUP AND DELIVERY OF ORDERS IN FLORIDA COULD BE DELAYED.</p></span></div></span></span></div></div>

<li class='language-change-site'><a href='https://www.globalindustrial.com'>Change</a>&nbsp;to globalindustrial.com</li>

with 5% off when you use your Global Industrial Credit Card.

 suggested payments with 6 month special financing OR 

<p><a href="/contactUs">Customer Support</a></p>

<p><a href="/account/browse-history">Browse History</a></p>