✔ Meets/exceeds: ISO7380, DIN934
✔ Screws head style: button head ; screw drive style: internal hex drives, known as hex socket drives, hex size: 3.0 mm
✔ Head diameter : 9.3 mm; head Height : 2.60 mm; thread pitch : 0.8 mm
✔ Easy to store : these screws, nuts and hex key come in an easy-use separated girds storage case
✔ M5 x 40 means: metric screws, thread diameter size 5 mm, thread length 40 mm
[ Sizes ]-----[ Thread Length ]-------[ Total Length ]
M5 x 40 -------40 mm----------42.6mm
M5 x 45 -------45 mm----------47.6mm
M5 x 50 -------50 mm----------52.6mm
M5 x 55 -------55mm-----------57.6mm
M5 x 60 -------60mm-----------62.6mm
[ Package Contains ]
M5 x 40-------15 Pcs
M5 x 45-------15 Pcs
M5 x 50-------15 Pcs
M5 x 55-------15 Pcs
M5 x 60-------15 Pcs
M5 Nuts -----75 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