[Producing leather - Size: 

1 height of about 4.5 cm， pendant chain length of about 10 cm. 

[3] file diameter adjustment 

When large files: bondage part diameter of about 5.5 cm， diameter of about 12 cm lower 

When mid-range: bondage part diameter of about 5 cm， a diameter of about 10 cm lower 

When small file: shackles on the part of a diameter of about 4.5 cm， diameter of about 8 cm under