As a leading online supplier of sandpaper products since 2002, we have thousands of satisfied customers. Our products have proven themselves time and time again, which is why they are backed by our unconditional 30-day money back guarantee.

Our mailing address:

Online Industrial Supply Corporation
131 Daniel Webster Hwy #162
Nashua, NH 03060
United States of America
866.736.9310 phone
866.883.2282 fax

The easiest and quickest way to place your order is through our web site. To order by Fax please use our Order By Fax Form

For Questions, Comments, Customer Service and all other inquiries, please click the Help button in the bottom right corner of the page or email us at:

Our Goal

We sell top quality products to the public at wholesale prices. However, we understand that great products and low prices aren't everything, so we strive to provide excellent customer service as well. We thank our loyal customers for giving us the highest possible "Top Service" 5-star rating in the Yahoo! Shopping customer satisfaction survey.

What Our Customers Are Saying

Check out our Testimonials Section.

Methods of Payment

We accept Mastercard, Visa, American Express and Discover. We also accept PayPal which allows you to pay with your checking account and gives you more privacy when paying with a credit card.

Shipping Policy

We ship to all 50 states plus Puerto Rico and the US Virgin Islands. Most orders are shipped the day they are received. All orders are shipped via United Parcel Service or USPS Priority Mail, depending on weight and size. We cannot ship orders C.O.D. We are not responsible for lost or stolen packages.

Return Policy

To process your request as efficiently as possible, in the event that you need to return an item, please note our return policy:

Please email to obtain a return authorization. Returns made without prior authorization will not be processed.

All returns must be in their original packaging and in resellable condition and shipped back to the return address on the original shipping label. Always include a copy of your invoice or packing slip.

Claims for discrepancies in shipment must be made within 14 days of receipt of merchandise.

All returns must be made within 30 days of the order date.