The permissible size variation is: tolerance, but they all fall within the scope of the industry regulations. Contact online customer service for information on specific tolerances. When the product is ordered, the tolerance is accepted by default. If you are not satisfied with the item, please contact with us. Any problem, please feel free to contact with us.
We care about our valued buyers, if you have any questions, our Customer Service staffs will be very glad to help you. We try our best to reply to your emails as soon as possible, however, due to high volume of daily incoming emails and time zone difference, we may not be able to reply your emails immediately.About item:For the functional products in our shop, we make sure that the functions are the same as description, but the actual color and shape may looks a little different from pictures because of the technical improvement and manufacturing variance. This item is in the category "Business, Office & Industrial\Fasteners & Hardware\Other Fasteners & Hardware". The seller is "nrso4378" and is located in this country: CN. This item can be shipped worldwide.