The blade is Constituted of high grade silicon – manganese steel which no other make uses. This steel gives spring effect also. The blade is another way hardened and tempered to withstand wear, bending and meet high torque requirement. Other makes be offering same hardness through out the length of the blade, which isn’t scientific. Hardness on tip: 55 to 58 hrc. Other makes be offering much less hardness on tip. Higher the hardness higher is wear resistance. The blade tip is magnetised to raise small screw and so on. From confined spaces or to carry the the screw in position. It’s In most cases conforming to is 844-1979.
Constituted of high grade chrome vanadium steel
Package Contents: 1-Piece Flat Tip Screwdriver
In most cases conforming to is 844 – 1979
Tip dimension: 100 x 12 mm
Blade length: 200 mm, blade diameter: 10 mm
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