带 1/4 英寸英制锥螺纹的外螺纹变径加长杆，带 60° 固定内锥，带 1/2 英寸英制锥螺纹

Functional cookies are strictly necessary to provide the services of the shop, as well as for its proper functioning, so it is not possible to refuse their use. They allow the user to browse through our website and use the different options or services that exist on it.

These are cookies that collect information about the advertisements shown to users of the website. They can be anonymous, if they only collect information about the advertising spaces shown without identifying the user, or personalised, if they collect personal information about the user of the shop by a third party, for the personalisation of these advertising spaces.

Collect information about the user's browsing experience in the shop, usually anonymously, although sometimes they also allow the user to be uniquely and unequivocally identified in order to obtain reports on the user's interests in the products or services offered by the shop.

These are used to improve the browsing experience and optimise the operation of the shop.

These are cookies without a clear purpose or those that we are still in the process of classifying.