Taparia Flat Screwdriver-929 (Pechkas) A screwdriver is a tool, manual or powered, for screwing (installing) and unscrewing (removing) screws. A typical simple screwdriver has a handle and a shaft, ending in a tip the user puts into the screw head before turning the handle. TAPARIA 929 Flat screw Drivers 10.0 x 1.5 The blade is made from high grade Silicon – Manganese steel which no other make uses. This steel gives spring effect also. Other makes offer same hardness through out the length of the blade, which is not scientific. Hardness on tip : 55 to 58 HRC. Other makes offer much less hardness on tip. Higher the hardness higher is wear resistance. The blade tip is magnetised to lift small screw etc.from confined spaces or to hold the the screw in position
