Swordfish shredder lubrication sachets 12 sachets swordfish shredder lubrication sachets are clean and simple to use simply feed a sachet into your machine just like any other document the encapsulated oil is specially formulated to evenly lubricate the cutting blades recommended to use once per month or every time the shredder bin is emptied features prolongs the life of your shredder for use on cross cut or microshred shredders up to 1 years supply pack of 12 sheets