Opening and closing test:
12MM titanium ring, the largest opening and closing for the 4.5MM;
14MM titanium ring, the largest opening and closing for the 5MM;
18MM titanium ring (flat ring), the maximum opening and closing for the 4MM;
25MM titanium ring (flat ring), the maximum opening and closing for the 5MM;
28MM titanium ring (flat ring), the maximum opening and closing of 5.5MM;
32MM titanium ring (flat ring), the maximum opening and closing for the 6MM;
Material: Titanium
specification:
Φ12mm diameter 12mm diameter 1mm
Φ14mm diameter 14mm diameter 1mm
Φ18mm Outer diameter 18mm ID 15mm thickness 2.2mm
Φ25mm Outside diameter 25mm Diameter: 21mm Thickness: 2.5mm
Φ28mm outer diameter 28mm diameter 23mm thickness 2.5mm
Φ32mm Outer diameter 32mm ID: 26mm Thickness: 3mm
Surface: stone face, bright face, fire wind wheel (recommended, handmade)