Features rexel shredder lubricant 473ml recommended for rexel large office mercury departmental amp wide entry shredder models not for auto models the most effective way to care for your shredder is to oil the cutting heads regularly all paper shredders need shredder oil to continue to function properly paper dust from the shredding process builds up inside the shredder around the cutters to keep your acco rexel shredder shredding efficiently and to prolong the life of the machine