Philips Screw Driver 863-300 Taparia

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About this item

• The blade is made from high grade Silicon - Manganese steel which provides high strength
• This steel gives spring effect also.The blade is differently hardened and tempered to resist wear, bending and meet high torque requirement.
• 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.