Design guide for plastic inserts

Plastic inserts can provide secure, tight, threaded joints but, states Andrew Freeman, Spirol Industries, making the right choice for a particular application is not a straightforward task as "there is such a wide range of designs and materials available".

These choices, along with information on correct installation and details of the plastic inserts offered by the company, are featured in a new 24-page 'Design Guide for Inserts'.