Hardness of 10.9, very durable hardness, not easy to damage
The surface is plated with anti-rust coating to prevent rust damage.
It is very common for household items to be fixed in by this size
Package contains:50(+/-2%)PCS X Screw
Description
Grade 10.9 alloy steel button head hex socket screws it is used for fixing and connecting components of various electric appliances and machines, with high working stress, high reliability, high yield point of materials, high tensile strength, high hardness and not easy to loose. Good guarantee of smooth operation of equipment.
