Never lift more than one item at a time. This product will leave a mark on the load Not suitable for creating permanent joints Do not use for fragile loads The plate or piece to be lifted must always be driven home into the throat of the clamp The minimum weight of lifting load should be equal to 5% of the clamp’s WLL (eg if clamps WLL is 1000 kg, then minimum weight is 50 kg). This value is given for a clamp in perfect working order and respecting conditions of use and recommendations. Some stainless steels are particularly abrasive; closely check the condition of the cam’s teeth in this case