For Polygonal cases, the chucks are mobile and grip the case back perfectly, whether these are 6, 8, 10, 12 or 14 sided. Made in Switzerland. Includes:

• 4 chucks for polygonal cases. 
• 2 chucks for cases with slots. 
• 2 chucks for cases with holes. 
• 2 chucks for groved cases. 
• 2 chucks for Aquastar cases. 
• 2 chucks for cases with curved sides.