Shoulder Rivet

Forging Step :2D-2B
Material: Steel

・Undercut on the flange

Shoulder Rivet

Forging Step :2D-3B
Material: Steel

・Four shoulders on the shank

Weld Bolt

Forging Step :2D-3B
Material: Steel

・Weld on the flange

Shoulder Rivet

Forging Step :2D-3B
Material: Steel

・Bigger Flange Rivet