Posted by a reviewer on Amazon

The top part screws onto the base and is made partially of stainless steel and partially of a black plastic

Posted by a reviewer on Amazon

To use the actual grinder after setting the knob to the thickness you want you simply flip the whole thing over and turn the entire grinder part

Posted by a reviewer on Amazon

I also must add a word about the seller of this product

Posted by a reviewer on Amazon

My first set arrived with one of the grinders glass bottoms broken

Posted by a reviewer on Amazon

I contacted amazon made arrangements to return the defective merchandise

Posted by a reviewer on Amazon

I apologize for not remembering their name after their superior customer service but this took place in june and it is now october

Posted by a reviewer on Amazon

I meant to write this review sooner but a number of intervening events delayed this review

Posted by a reviewer on Amazon

It isnt hard to turn as some are so if you have trouble with your hand working this would be the set you must get