1 PAK (2 EA = 1 PAK)
1 EA
1 PK (10 EA = 1 PK)
1 PK (2 EA = 1 PK)
1 BOX (100 EA = 1 BOX)
1 BX (2 EA = 1 BX)
1 PKG (10 EA = 1 PKG)
1 PKG (10 BIT = 1 PKG)