M4-0.70 Stainless Steel Hex Cap Bolts / screws. Hex bolts are also known as hex cap screws, tap bolts or machine bolts. Hex bolts have an external hex head and drive with a socket. These bolts have machine threads for use with nuts or a tapped hole with same size and thread pitch.
DIN 933 for full thread (FT) or DIN 931 for partial thread (PT).