4 x 60mm MASONRY, CONCRETE, WOOD, STONE Anchor screws T30 Torx head. NOT LIKE EXPANSION ANCHOR BOLTS WITCH CAN FRACTURE BRICKS OR MASONRY. 1 x 6.5mm Masonry drill bit (Concrete). Ring on Plate CHAIN ANCHOR Wall or Floor fixing with Torx bit and security ball inserts and choice of drill bits.
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