1.This circular saw is a special saw blade for metal cutting.It can be used for cutting and slotting steel,copper and other metal products 2.Precision sharpened teeth for fast,smooth cut 3.Before installing the spindle,check whether the machine is running normally,whether it is cracked or deformed.And make sure the blade is correctly locked according to the machine's specifications 4.The cutting wheel is only cut along its edge,and the disc is perpendicular to the material being cut when in use 5.For your safety,please must wear gloves and goggles NOTE Please use the spanner to tighten when using and do not tighten the chuck too strong to lock the spindle;When using cutting discs,please insert the discs into the end of mandrels as much as possible,and rotation speed should not be too fast,so as not to cause the broken and the curved rod High speed steel circular saw blade,durable and sturdy,heat resistance;Ideal for cutting wood,plastic,aluminum alloy,soft metal,PVC pipe,etc This circular saw blade is a special saw blade for metal cutting;It can be used for cutting and slotting steel,copper and other metal products;Widely used for DIY production,craft work,work detailed