The wall hook can be used with an anchor, using screws ranging from 6/32 inches diameter through 1/4 inches. To use the larger size screws, enlarge the hole by simply knocking out the pre-stamped circle of metal surrounding the hole. The sale of this product is as is and without any express warranties. Liability, If any, is limited to the refund of purchase price only upon return of product, package and original receipt to manufacturer. Pound ratings are subject to variable condition and are for comparison only. Pound ratings are not cumulative. www.hillmangroup.com. Made in Taiwan.