39-Piece Ratchet Screwdriver Set:

1 Ratchet Screwdriver with bidirectional ratchet structure, forward/reverse quick switch for higher screw driving efficiency, ideal for continuous disassembly & assembly work.

1 Bit Adapter for connecting bits or sockets of various sizes to expand tool compatibility.

Bit Assortment (31pcs, Size: 6.35×25mm):

Slotted Bits: 3mm, 4mm, 5mm, 5mm, 6mm, 7mm

Phillips Bits: PH0, PH1, PH2, PH2, PH3

Pozi Bits: PZ0, PZ1, PZ2, PZ3

Torx Bits: T10, T15, T20, T25, T27, T30, T40

Hex Bits: H2, H3, H4, H5, H6

Square Bits: S0, S1, S2, S3

Socket Assortment (6pcs)

Metric Sockets: 5mm, 6mm, 7mm, 8mm, 9mm, 10mm

Material: Carbon Steel, high hardness for turning nuts and bolts.

Bits: CR-V6150 Chrome Vanadium Steel, high tensile strength & excellent wear resistance for repeated use.

Sockets: Carbon Steel with good toughness and impact resistance for high torque operation.