● For fixing or loosening of screws quickly and accurately with extreme long life and toughness.
● Available for all commonly used sizes.
● Material：CrV 6150 or S2.
● Available different choice for material and surface finish.
● Sand-blasted bits. For common use
● Tin-coated bits. For durability and corrosion resistant.
● Diamond coated bits. For professional use
● Color bits. For easier identification.
Universal Bit Holder:
● Professional bit holders are const...