Stopper Bolt SSB-A

[Features]
● The thread tip has a spherical / round surface.
● The spherical surface is hardened / quenched.
● Superior wear resistance and highly abrasion-resistant.
● Lock nuts are included with all products.

[Material / finishing]
● Main body: S44C, sphere part quenching (hardness: 45 HRC or above), Ferrosoferric Oxide Film (Black).
● Nut: SS400 with Trivalent Chromate Treatment.

[Usage example]
● Use the lock nut on an opposite side of the side that receives the force.