ShredMaster GLX3055 shredder is ideal for high volume departments and central areas. JamStopper electronics make it ideal for multiple-user environments. Shredder shreds staples and credit cards. Medium security level shredder shreds paper into 1/6" x 2-3/5" cross-cut pieces at 19-7/10' feet per minute. Shredder shreds 30 sheets at once into a 55 gallon bin. A 16" wide-mouth paper throat allows the high sheet capacity.