【You Can Get】Silver, total 50Pcs. 10 x M3 0.5-M5 0.5 L6, 10 x M4 0.7-M6.5 0.75 L8, 10 x M5 0.8-M8 1.0 L10, 5 x M6 1.0-M10 1.5 L14, 5 x L15, 5 x M10 1.5-M14 1.5 L18, 5 x M12 1.75-M16 1.5 L22. 【Easy to Install】These self-tapping thread inserts has self-tapping ability, does not need to be pre-tapped, can be directly used by the installation tool to screw it into a specific hole.