This set contains 120 drills, 117 normal drills, 3 extended drills. It meets various maintenance needs

The drill is made of chrome vanadium steel with a hardness of about 50-54 HRC, high hardness and durability

Anti-slip handle design, less effort when tightening

Equipped with a plastic soft rod, the handle can be turned freely, making the screwdriver suitable for more scenes

Suitable for repairing mobile phones, laptops, cameras, watches, glasses, drones, furniture, computer hosts, etc.