Item Type: Bicycle Hex Wrench Material: Carbon Steel Color: As Pictures Shown Weight: Approx.70g/2.5ozPackage List 1 x Bicycle Repair Tool (6 x Hex Wrench )1[Manufacturing Material] Made of high quality carbon steel material, high hardness, strong toughness, sturdy, durable and long service life. 2[Refined Appearance] The surface is polished, not easy to rust, feel comfortable, excellent design, exquisite workmanship. 3[Quality Assurance] Excellent design, strict quality control and quality assurance, high safety factor, can be used with peace of mind. 4[Simple and Portable] Shape is small, lightweight and portable, does not take up space, easy to carry, and can be placed anywhere. 5[Clear Scale Display] There are 6mm, 5mm, 4mm, 3mm, 2.5mm, 2mm scales on the product, indicating the diameter of the bicycle hex wrench (MM).