flat screwdriver 1.S2 Through hardened,chrome-plated 2.hand with triangular structure and torsion has incrased by 30% or more

flat screwdriver 

1.S2 Through hardened,chrome-plated

2.chrome-vanadium steel , chrome-plated3.hand with triangular structure,and torsion has incrased by 30% or more

4.The non-slip handle is made from cellulose acetate and has a micro-fine surface structure

   This gives maximum torque transmission and perfect handling in wet and oily work surroudings