Scope of application:
Gypsum board, benzene board, decorative panel, asbestos board, hollow board, solid board),etc., for curtain installation, lamp installation,
The installation of objects, cross stitch, picture frame, accessories, ornaments, art pendant installation and many other functions play a good role in fixing.

Expansion tube: full length 50mm, outer diameter 7-13mm, inner diameter 3.8mm