Notification about Preventing Possible Detachment of Tetragonal Prism from Handle
02/21/2014
Structure drawing of L100 spring bolt’s helical compression spring has been changed from old version(first picture) to new version (second picture).
Through updating the structure of L100 spring bolt’s helical compression,the possilbe problem that tetragonal prism might detach from handle after installation on thick door has been settled.