Premium Material: The watchmaker screwdriver set is made of outstanding chrome vanadium alloy steel, which is resistant to oxidation, corrosion, and rust, durable for long time use. Easy to Use: All the screwdrivers have a ball bearing swivel joint and covered with a fish-scale-shaped surface for faster work and slip resistance. The screwdriver bit is magnetic so small screws do not fall around. The screwdrivers are comfortable to hold and provide good torque control. Easy to Store: This eyeglasses repair kit comes with a plastic case, large enough to store the eyeglasses repair kit and the accessories. This compact set of screwdriver kits is easy to carry around, perfect for travel or business trips. Wide Applications: The screwdriver set is suitable to repair eyeglass, watches, laptops, cameras, childrens toys, ventilation, jewelry, etc. The wide range of screwdrivers for glasses is sufficient for most daily repair needs. Color: black Size: refer to the size chart Delivery Quantity: Set of 18 Note: Other items are not included here, other pictures are just showing effect. Due to the difference between different monitors, the picture may not reflect the actual color of the item. The products are all measured manually, please allow errors, thank you