【100 Pcs M2.5 x 20mm Hex Socket Head Cap Screws + 1 Pcs Hex Key Come In a Plastic Storage Box】

✔ Contains 100 Pcs M2.5 x 20mm hex socket head cap screws
--Meets/exceeds: DIN912
--Thread size ( diameter ): 2.5 mm
--Thread Pitch: 0.45 mm
--Thread Length: 20 mm ( Range: 20.00 ± 0.42 mm), Total Length ( includes head ): 22.43 mm ( Range: 22.43 ± 0.49 mm )
--Screw head style: socket cap head, head diameter: 4.50 mm ( Range: 4.50 ± 0.18 mm), Head Height: 2.43 mm ( Range: 2.43 ± 0.07 mm)
--Screw drive style: hex socket drive, also known as internal hex drive, hex size: 2.0 mm
--Made of alloy steel 40Cr, black oxide finish, high strength and anti-rust
--Strength grade of screws : 12.9 Grade, hardness: HRC 39-44, tensile strength: 1220 N/mm²

✔ Contains 1 Pcs hex key to drive these screws conveniently and easily
--Hex size: 2.0 mm
--Made of chrome-vanadium steel, nickel plated, higher strength, anti-rust

✔ Easy to store: these 100 Pcs M2.5 x 20mm hex socket head cap screws and 1 Pcs Hex Key come in a plastic storage box, organized conveniently and easily

[ Package Contains ]
M2.5 x 20mm-----100 Pcs
Hex Key------1 Pcs

[ What is Hex Socket Drive ]
Hex Socket Drive, also known as Internal hex drive, have a hexagonal hole in the center that requires an Allen key, also known as a hex key or Allen wrench
[ What is Socket Cap Head ]
Socket Cap Head , also known as Allen head, have a recessed drive, and are commonly used when there is not enough clearance for a conventional wrench or socket. They are fastened with an Allen wrench, which is also called a hex wrench or hex key