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A screwdriver is a hand-tool for turning screws. A typical screwdriver comprises an approximately cylindrical handle of a size and shape to be held by a human hand; an axial shaft embedded in, and protruding from, the handle; and, a tip found at the end of the shaft, opposite the handle. The handle ..

This type of blade is made from high grade Silicon - Manganese steel which no other maker uses. This steel gives spring effect also. The blade is deferentially hardened & tempered to resist wear bending and meet high torque requirement. The blade tip is magnetized to lift small screw etc. from c..