CRV material ratchet: The ratchet wheel is made of CRV chrome vanadium steel which has a longer quenching and hardening life.
High-precision bits: The screwdriver bits are precision forged and the precision corresponds to international standards.
PP + TPR sealed outer packaging: The tightly sealed outer box can better protect the bits from moisture and oxidation.
Free twist grip: The ratchet wheel is adjusted to the right, the right direction of the bit is blocked and the left one can be turned, suitable for screwing in; the ratchet wheel is adjusted to the left, the left direction of the bit is locked and the right one can be turned, suitable for removing the screw.