The MasonMate Hex Concrete Screwbolts are ideal for anchoring in concrete, blocks, brick and stone. Zinc plated for increased durability with a self-tapping thread design.Select Option M10 x 100mm (50)M10 x 130mm (50)M10 x 150mm (50)M10 x 60mm (50)M10 x 75mm (50)M12 x 100mm (25)M12 x 130mm (25)M12 x 150mm (25)M12 x 200mm (10)M12 x 75mm (50)M14 x 100mm (25)M14 x 130mm (20)M14 x 150mm (10)M16 x 100mm (10)M16 x 150mm (10)M16 x 200mm (10)M6 x 100mm (100)M6 x 50mm (100)M8 X 100mm (100)M8 x 130mm (50)M8 x 150mm (50)M8 x 60mm (100)M8 x 75mm (100) Add to Basket Quantity