According to the website; www.consumersearch.com/paper-shredders-reviews, the Fellowes PS-79Ci is the best brand of crosscut shredders.
MartinYale
Fellows is an excellent brand for a paper shredder. They known for a variety of office related products, and would be good to have in any household.
There are a large variety of paper shredders available today that boast a quiet-running mechanism. Fellowes brand offers several models, as do other manufacturers. Reviews of different shredders, including how noisy they are to operate, are available online. Many office supply retailers have sample shredders available to try in the store.
MartinYale
Fellowes brand paper shredders are generally available where ever office supplies are sold. If you are worried about identity theft, the best type of shredder to purchase is a cross shredder.
There are many places where one can purchase paper cross shredders in California. One can purchase these shredders from retailers such as Office Max or Office Depot.
There are many companies that manufacture heavy duty paper shredders. Some of the companies that manufacture heavy duty paper shredders include Aurora, Simply Shred, and Royal Machine.
You can find this brand pretty much at any retailer: office depot, office max, walmart, staples, amazon.
Swordfish paper shredders have the unique ability of shredding paper in not just vertical lines, but horizontal at the same time. This results in a nearly perfect destruction of the paper.
One can see reviews of Aurora paper shredders online at a variety of different websites. One can see reviews of Aurora paper shredders online at websites such as Amazon and PaperShredderReviews.
You can find paper industrial shredders online on various websites. And if you have 20 boxes I recommend that you look for one on www.shredderwarehouse.com.