? Meets/Exceeds: DIN912,DIN934, DIN125
? Screw head style: socket cap; screw drive style: hex socket, also known as internal hex drives, hex size: 2.5 mm(M3), 3.0 mm(M4), 4.0mm(M5)
[ Sizes ]----- [ Head Diameter ]----[ Head Height ]----[ Thread Dia. ]------[ Thread Pitch ]
M3 Screws------5.5mm-------------3.0mm-------------3mm--------------- 0.5mm
M4 Screws------7.2mm-------------4.0mm-------------4mm--------------- 0.7mm
M5 Screws------8.6mm-------------5.0mm-------------5mm--------------- 0.8mm
[ Package Contains ]
M3 x 8 -------50 Pcs
M3 x 10 -------50 Pcs
M3 x 12 -------50 Pcs
M3 x 16 -------50 Pcs
M3 x 20 -------50 Pcs
M3 Nuts ------250 Pcs
Φ3 Washers--250 Pcs
Hex Key for M3 Screws: 1 Pcs
M4 x 8 -------30 Pcs
M4 x 10 -------30 Pcs
M4 x 12 -------30 Pcs
M4 x 16 -------30 Pcs
M4 x 20 -------30 Pcs
M4 Nuts------150 Pcs
Φ4 Washers--150 Pcs
Hex Key for M4 Screws: 1 Pcs
M5 x 8 -------20 Pcs
M5 x 10 -------20 Pcs
M5 x 12 -------20 Pcs
M5 x 16 -------20 Pcs
M5 x 20 -------20 Pcs
M5 Nuts ------100 Pcs
Φ5 Washers---100 Pcs
Hex Key for M5 Screws: 1 Pcs
Total: 1503 Pcs
[ About Hex Socket Drives ]
?Hex Socket drives, also known as Internal Hex drives, have a hexagonal hole in the center that requires an Allen key, also known as a hex key or Allen wrench
[ About 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