Our GWA008 expansion screw is used to fixing the wpc joist,
laying a solid foundation. offering increased corrosion and crush resistance.
one square meter need 7-8 expansion screws.
we recommend when you starting fix the joists,
please make the ground hardening pretreatment and Surface leveling firstly
Address:Longquanwu Eco-Industrial ZoneMiaoxi, Huzhou, Zhejiang
Email: email@example.comThank you for browsing our site to learn more about us! Please share your comments, feedback, and suggestions regarding your experience with Grinwood partners. We will continue to improve our products and services.Copyright ? 2011-2014 Grinwood Co Ltd. All rights reserved. 浙ICP备19041226号-1