When you are shopping construction fasteners and anchors, the first question is whether you need to join wood or tie down to the ground. The Sandbaggy structural timber screws here are built for wood-to-wood connections, while the 30-inch ground anchor set is made for holding objects in place in the soil. The listed prices spread from less than a hundred dollars to over two thousand, so your project type should drive the decision.
Quick Take
For framing and decking, the three Sandbaggy structural timber screw sets cover different lengths and pack sizes. For tie-down tasks, the 30-inch ground anchor set is the only anchor option in this comparison. Decide based on whether your work is above ground or in the soil.
Listed Price Comparison
| Product | Listed Price | Price Bar |
|---|---|---|
| Sandbaggy Structural Timber Screws - Countersunk (Hex Head) - Wood Lock Screw | USD 2,058.21 | |
| 10\" Structural Timber Screws - Countersunk (Hex Head) - Sandbaggy | USD 176.60 | |
| 4\" Structural Timber Screws - Countersunk (Hex Head) - Sandbaggy | USD 196.31 | |
| 30 Inch Ground Anchor Heavy Duty Earth Anchors Set Screw in for Mobile Home, Swi | USD 86.99 |
Decision Matrix
| Project type | Recommended match | Why |
|---|---|---|
| Ground anchoring for mobile homes, swings, tents, or trampolines | 30 Inch Ground Anchor Heavy Duty Earth Anchors Set Screw in for Mobile Home, Swi | 30-inch iron screw-in anchor with crossbar and wire ropes |
| Standard decking and framing within 4-inch joints | 4\" Structural Timber Screws - Countersunk (Hex Head) - Sandbaggy | 1000-count pack and 4-inch steel build |
| Thick built-up timber assemblies | 10\" Structural Timber Screws - Countersunk (Hex Head) - Sandbaggy | 10-inch steel screw with 200-count pack |
| Heavy connections where an 8-inch galvanized screw is preferred | Sandbaggy Structural Timber Screws - Countersunk (Hex Head) - Wood Lock Screw | 8-inch galvanized steel build |
Sandbaggy Structural Timber Screws - Countersunk (Hex Head) - Wood Lock Screw

An 8-inch galvanized steel build with a hex head and countersunk profile is the standout feature here. At the highest listed price in this group, it is a deliberate purchase for timber connections that need that length and finish. The 8-inch reach, steel material, and hex-head design are useful when you are joining large members. Its limitation is the cost: the other two Sandbaggy sets will stretch a budget much further.
10\" Structural Timber Screws - Countersunk (Hex Head) - Sandbaggy

A 10-inch steel screw with a 200-count pack gives you the reach for thicker members. The listed cost is lower than the 4-inch set in total, but you are paying for the extra length rather than the number of screws. The hex-head countersunk design ties into the same Sandbaggy family. The limitation is the pack size: 200 pieces is the smallest count among the three screw sets, so it suits projects where length matters more than unit volume.
4\" Structural Timber Screws - Countersunk (Hex Head) - Sandbaggy

The 4-inch screw set is the high-volume choice, with a 1000-count pack and a total listed price between the anchor and the 10-inch screw. The shorter length makes it ideal for standard decking and framing connections. It is not the right pick for thick built-up timbers; that is the limitation. If your joint depth fits within 4 inches, this bundle gives you the largest number of screws from the three timber-screw options.
30 Inch Ground Anchor Heavy Duty Earth Anchors Set Screw in for Mobile Home, Swi

The only ground-anchor product here, this set comes with four iron anchors, a crossbar, wire ropes, and an adapter socket. The 30-inch length and screw-in design point to soil use, and the listed price is the lowest in the comparison. The limitation is its purpose: it does not fasten wood members together, so it is not a substitute for the timber screws. Use it for mobile homes, swings, tents, trampolines, or similar tie-down tasks.
Final Recommendation by Use Case
- For tie-down and anchoring, choose the 30-inch ground anchor set at USD 86.99.
- For high-volume standard framing, choose the 4-inch Sandbaggy set at USD 196.31.
- For thick timber connections, choose the 10-inch Sandbaggy set at USD 176.60.
- For an 8-inch galvanized screw when budget allows, choose the Sandbaggy Structural Timber Screws - Countersunk (Hex Head) - Wood Lock Screw at USD 2,058.21.