





packaging box
S2 alloy steel ( S2), hardness approximately 3 times higher than common chrome vanadium steel
CR-V material for comparison with other brands
Torque upgraded 5 times compared to generic brands
Tight engagement with screws, preventing slipping and stripping
Straight concentricity for improved work efficiency
Hardened hexagonal shank and joint for compatibility with multiple tools
Copper-colored coating resistant to rust, verified by professional salt spray testing, suitable for outdoor use
Convenient storage design to prevent disorganization
Mechanical installation

Carpentry drill bits (set of five, flexible)
CNÂ¥10.00

K3 Upper Pot 0.5 Caliber [Jingpei]
CNÂ¥49.20

Electric drill to electric saw adapter + 6 saw blades
CNÂ¥39.84
Electrical installation
Office installation
Automotive repair
Various screwdriver bits including internal hex, 5-point, 12-point, hollow flower, and square types
Salt spray test simulating accelerated corrosion environment, demonstrating superior rust resistance compared to generic brands
Compatible with common tools and socket sets (1/2" and 3/8")
WOLL FAN industrial-grade screwdriver bit sets offer superior hardness, torque, and corrosion resistance. Designed for professional mechanical, electrical, and automotive applications, these bits ensure tight screw engagement, durability, and efficient work performance.

Avocado Green Large 65L
CNÂ¥125.00