Flat Screw Driver with Hardened Blade is made from high grade silicon - manganese steel which fine finish and long lasting usage. The Flat Screw Driver is equipped with blade that is differently hardened and tempered to resist wear, bending and meet high torque requirement. The Flat Screw Driver is offered in a compact design that facilitates ease of installation. Flat Screw Driver with Hardened Blade comes in different specifications to cater to specific requirement.