Vevor creasing machine I bought for scouring or cutting card very good machine takes a good few sheets to set it up measurements are for a rough guide if guard dosnt lift off there is a screw rather side which needs in screwing lift off guard there is safety switch to left which you have to press to work while safety guard is off which you would need to use when setting up there are four scouring wheels one cutter to left and far right a perferating one when moving any wheel make sure the wheel is lifted up at bottom there are two wheels for scoring and 2 white coloured ones the silver ones must be lined up with scouring wheel or it will cut through when moving any wheel into position there are 2 Allen screws to slacken off when in position tighten them evenly the third Allen key is to drop down your wheel your using put card through machine you can you safety switch but be careful keep your fingers well away from wheels eventually you will get the right depth gradually keep dropping wheel till you get it right if no paper is in machine and the rollers are rotating then they are too deep lift the wheelOnce you have set your machine you only have to drop the wheel you are using job doneWould highly recommend great piece of kit