Heavy Duty and Rust Resistant
The open expansion hook is made of premium 304 stainless steel, ensuring high hardness, toughness, and rust resistance for both indoor and outdoor use.
Great Value and Various Sizes
The package includes 30 pieces of M10 expansion screw hooks, which comprise hex bolts, thread rods, forging hook bolts, and forging eye bolts. The total length of the hook is 115mm (4.5 inches), with a sleeve pipe length of 42mm (1.7 inches) and an opening size of 20mm (0.8 inch). These hooks can hold approximately 320kg (705lbs) of weight.
Easy Installation with 14mm (0.56 inch) Hole
The drilled hole size for the expansion hook is 14mm (0.56 inch). To install, first drill the hole with a concrete bit, then place the expansion hook in the hole and tighten the hex nut with a wrench. Finally, tap the hook in gently with a hammer.
Important Notes and Tips
Use open cup hook expansion bolts on stable, hard surfaces. Tighten the threaded bolt to expand the sleeve against the hole’s walls.
Wide Application and Excellent Stability
You can use these versatile open cup hook anchor bolts on block walls, concrete, and masonry. They provide excellent stability and support for tightly stretched patio sail cloth sun covers.