Hex chamfered single face
Round head
Countersunk head
Raised countersunk head
Cheese
Square
Low cheese head
Square with collar
GB/T 821-1988
Square set screws with chamfered end
ASME/ANSI B18.6.2-4-1998
Square head set screws with flat point-Table 4
JIS B1118-1995
Square set screws with flat point
GB/T 821-2018
Square set screws with chamfered end
JIS B1118-2010
Square set screws with flat point
ASME/ANSI B18.6.2-4-2005
Square head set screws with flat point-Table 4
ASME/ANSI B18.6.2-4-2010
Square head set screws with flat point-Table 4
ASME/ANSI B18.6.2-4-1972
Square head set screws with flat point-Table 4
ASME/ANSI B18.6.2-4-1993
Square head set screws with flat point-Table 4