You can utilize these pieces of hardware in solid or hollow surfaces

7 x 3 Simpson Trim-Head Wood Decking Screws - Square Drive 316 SS - Bulk Pail (1750)

3/4-16 x 8 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (60)

These Alligator anchors with flange nylon expand within a solid surface to help with distributing weight

1/4 x 12 ITM SDS Plus eVolution™ Hammer Drill Bit

1/2-13 x 1 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (375) 1/2-13 Socket Cap Screws 18-8 Stainless Steel You can utilize these pieces1 2 13 x 1 1 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (375) . Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Typical hardness on diameters 1 4 to 1 inch is HRC 25 34. On diameters over 1 inch to 1 1 2 hardness will range from HRC 19 30. Tensile strength for diameters 1 4 to 1 inch is a minimum