【100 Pcs M5 x 8 Hex Socket Button Head Cap Screws + 1 Pcs Hex Key Come in a Storage Box】

✔ Includes 100 Pcs M5 x 8 hex socket button head cap screws
--Meets/exceeds ISO7380
--Thread size ( diameter ) : 5 mm ( precise data: 4.901 ± 0.075 mm )
--Thread length 8 ± 0.29 mm
--Thread Pitch: 0.8 mm
--Screw head style: button, head diameter: 9.32 ± 0.18 mm, head height: 2.63± 0.13 mm
--Screw drive style: internal hex drives also known as hex socket drives, hex size: 3.0 mm
--Material: Alloy Steel 10B21, Black Oxide Finish, anti-rust
--Strength Grade of Screws : 10.9 Grade, Hardness: HRC 32-39, Tensile Strength: 1040 N/mm²

✔ Includes 1 Pcs hex key, to drive these screws conveniently and easily
-- hex size: 3.0 mm
-- Material: chrome-vanadium steel, nickel plated, higher strength, anti-rust

✔ Easy to store: these screws and a hex key come in an easy-use storage Box

[ Package Contains ]
M5 x 8--------100 Pcs
Hex Key-----------1 Pcs

[ About Internal Hex Drive ]
Internal Hex Drive, also known as Hex Socket Drive, have a hexagonal hole in the center that requires an Allen key, also known as a hex key or Allen wrench
[ About Button Head ]
Button head is similar to standard pan head screws but have a curved top