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
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