Adapter Drill Bits,Driver Bits Set, Screwdriver Bits 10 Pcs S3 Screwdriver Bit Set 50mm 1/4 Inch Hex Shank Chrome Vanadium Steel Square Head Bit Set Hand Tools Electric Drive Bits (Color : 10pcs)

High corrosion resistance, the tip is hardened by an advanced heat treatment for enhanced durability.
10 Pcs S3 Screwdriver Bit Set 50mm 1/4 Inch Hex Shank Chrome Vanadium Steel Square Head Bit Set Hand Tools Electric Drive Bits
Specification:
Product Name: Square Screwdriver Bit
Material: Chrome Vanadiumsteel
Tip Type: S3
Hex Shank Dia:6.35mm/ 1/4"
Total Length: 50mm
Features:
Using the advanced Chrome Vanadium Steel, the overall Heat Treatment, not easy to wear.
It is useful to Household Repairing, perfect for Auto repair, mechanic and other repair work.