Hex socket head bolt made of SUSXM7, SUS304J3, SUS304CUN.[Features]・ Can be used even for recessed head as it is tightened with a hex wrench.・ Excellent corrosion resistance and heat resistance due to stainless steel (SUSXM7, SUS304J3, SUS304CUN).・ Specially, the SUS304CUN specification achieves high strength (A2-100).[Applications]・ Used for general tightening of machines, vehicles, etc.・ SUS304CUN bolt with hexagonal socket head (A2-100) has equivalent corrosion resistance to SUS316.・ Ideal for tightening to objects at humid places or outdoors due to excellent corrosion resistance.