Used In Masonry Materials That Expand Once Inserted; Hole To Be Pre-Drilled M6 Uses 12mm Drill Bit; When Tightning The Bolt; Nut Is Pulled Into Shell; Expanding It And Wedging It Outwards Inside The Anchor Base.
Used In Masonry Materials That Expand Once Inserted; Hole To Be Pre-Drilled M5 Uses 9mm Drill Bit; When Tightning The Bolt; Nut Is Pulled Into Shell; ..