Martin 00-18 restoration: Clamping the crack shut By WP-Admin FVL | Published 19. December 2012 | Full size is 2592 × 1728 pixels Martin 00-18 restoration: Rubbing the glue into the crack Martin 00-18 restoration: Glue cleanup Clamping the crack shut A good amount of squeeze-out is the best indicator for having put sufficient glue into the crack. Bookmark the permalink.