YoiYee M12 x 150mm Sleeve Anchor — Use 16mm Drill Bit — Heavy Duty Ground Anchor Bolts for Concrete Brick Stone Masonry — Zinc Plated Steel — 2 Pack

• ✓ Drill bit size: 16mm (NOT 12mm — M12 refers to the bolt thread, not the hole). Use on solid concrete, brick or stone. Each pack: 2 anchors with hex nut, washer & sleeve.
• For solid masonry only — concrete, brick, natural stone. Not designed for plasterboard, hollow walls or aerated blocks.
• Common uses: securing shelving, cable hooks, fence posts. For overhead or dynamic loads (hammocks, swings), please verify load capacity meets your application.
• Engineering specifications: Grade 4.8 steel, zinc plated for rust resistance. Sleeve diameter: 16mm. Minimum drill depth: 145mm. Requires 19mm wrench for tightening.
• Package contents: 2 x M12*150mm sleeve anchor expansion bolts (assembled with nut and washer).

These heavy-duty sleeve anchors secure fixtures to solid concrete and masonry surfaces. They provide a strong hold for construction and industrial applications. The expansion mechanism grips the hole tightly when the hex nut is tightened. Specifications Thread Size: M12 Length: 150mm Drill Bit Size: 16mm Material: Zinc Plated Steel Quantity: 2 Pack Works Great For Securing heavy machinery, steel brackets, and timber structures to concrete floors or brick walls. Pro Tip After drilling the 16mm hole, ensure all dust and debris are cleared out before inserting the anchor to allow proper expansion. Package 2 x M12*150mm Sleeve Anchor Expansion Bolts