Colour

• gold (4)
• copper (6)
• brass (3)
• silver (6)

Size in lines (diameter)

• 24 (8)
• 28 (3)
• 32 (5)
• 36 (6)
• 40 (1)
• 44 (2)

number of holes

• 2-hole (1)
• 4-hole (5)
• shank (6)