10pcs Dual head Cross 1/4inch Shank 65mm S2 Alloy Steel Screwdriver Bits Set H6.3*65*PH2

1、It is made of S2 alloy steel material overall heating treatment hardness of ± HRC58 high torque and good toughness sturdy and durable 2、 Double sided cross head design for extending the bit s serving life 3、The surface is processed by special blue treatment good-looking and not easy to rust 4、Surface printed with specifications easy to choose the one you need 5、The magnetic head of the bit is convenient to use and not slip