Magnetic screwdriver with Strong magnetic head,The magnetism holds the screws which makes it easier to screw or unscrew. Blackening treatment helps to effectively prevent rust.Screw drivers tool set be made of heat-treated magnetic screwdriver premium materials Chromium molybdenum vanadium steel, which is stronger than most carbon steels.Matte surface black tip treatment makes it beautiful and generous.Screwdriver sets the handls be made of PPTPR,Nice sturdy grips,Ergonomic non slip and soft handle This screwdriver set is great for everyday stuffInstantly magnetize or demagnetize steel tools Converts any tool blade to a magnetic retriever of screws, nuts and metallic particles. No need batteries or electricityPackage Content:9x Magnetic Screwdriver1x Magnetizer