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Bar Supplies
Check out our selection of bar supplies and accessories that fit all your needs.
Restaurant Equipment
We have everything from ovens to microwaves to help make food prep more efficient.
Janitorial Equipment & Supplies
Make cleaning easier with top quality janitorial cleaning equipment and supplies.
Paper Supplies
No matter what business you run, chances are you use paper products on a daily basis.
Party, Banquet & Catering
Make your event a success with our wide variety of party supplies available at our store.About Master Supply Line
A family owned and operated business since 1989 in Macungie PA. Our goal is to bring our customers quality products at the lowest possible prices! Service and customer care are top priorities. We strive for excellence in product knowledge by continuing education for our employees and by staying up to date on the latest and greatest products to supply the Lehigh Valley!
Serving the Lehigh Valley & Surrounding Areas!
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Great service quick delivery 
Terry Ackerman
12/30/2018 - Always helpful and courteous. Speedy service.
Barry Williams
11/10/2017 - Nice people , good supplies , The gentlemen at the counter are intelligent and knowledgeable in the field , Just trying to figure out when Mike Weaver gets a day off
Matthew Mondschein
7/04/2017 - Good prices great customer service great family-owned business
Christopher Cocca
6/30/2017 - Lillian is a pleasure to work with!
Cordero Miguel
3/14/2017