Price History for 5/16 in. x 4 in. A307 Grade A Hot Dip Galvanized Steel Hex Lag Screws (15-Pack)
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5/16 in. x 4 in. A307 Grade A Hot Dip Galvanized Steel Hex Lag Screws (15-Pack)
Lag screw bolts are used in place of standard wood screws whenever the mounting surface must bear a heavy load. The hex head allows for lag screws to be tightened with more torque than can be used on Phillips h
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Price History Chart
Recorded price history
| Date | Price |
|---|---|
| Oct 24, 2026 | $9.53 |
| Oct 19, 2026 | $9.58 |
| Oct 18, 2026 | $9.52 |
| Sep 10, 2026 | $10.55 |
| Sep 9, 2026 | $10.56 |
| Sep 7, 2026 | $10.57 |
| Sep 3, 2026 | $11.60 |
| Sep 2, 2026 | $8.23 |
| Jul 19, 2026 | $7.48 |
| Jul 18, 2026 | $7.59 |
| Apr 3, 2026 | $7.48 |
| Mar 14, 2026 | $7.59 |
| Mar 10, 2026 | $7.34 |
| Feb 3, 2026 | $7.59 |
| Feb 2, 2026 | $7.25 |
| Jan 31, 2026 | $7.75 |
| Jan 24, 2026 | $8.61 |
| Jan 17, 2026 | $7.10 |
| Jan 9, 2026 | $7.28 |
| Jan 1, 2026 | $6.99 |
| Dec 27, 2025 | $6.67 |
| Dec 24, 2025 | $6.95 |
| Dec 19, 2025 | $7.56 |
| Dec 14, 2025 | $8.84 |
| Dec 9, 2025 | $8.84 |
| Oct 23, 2025 | $8.84 |
| Oct 17, 2025 | $8.84 |
27 recorded prices; last found in Home Depot’s data on Nov 4, 2026. How we track prices
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Analysis
5/16 in. x 4 in. A307 Grade A Hot Dip Galvanized Steel Hex Lag Screws (15-Pack) price analysis
Price analysis for 5/16 in. x 4 in. A307 Grade A Hot Dip Galvanized Steel Hex Lag Screws (15-Pack) at Home Depot: today's price of $9.53 is in the middle of the range we've recorded ($6.67 to $11.60).
- Currently listed at $9.53, which is $0.69 above the original MSRP of $8.84.
- Today's price is 1% above its average daily price over the last 90 days ($9.48).
- The lowest recorded price on PriceWatchPro was $6.67 on December 27, 2025. That's $2.86 below today's price.
- The highest recorded price on PriceWatchPro was $11.60 on September 3, 2026. Today's price is $2.07 below that peak.
- 30-day trend: essentially flat (less than 1% movement).
- Across 26 tracked price changes, the listing has dropped 6 times with an average drop of $0.89.
- PriceWatchPro has been tracking this listing since October 17, 2025 (383 days of price history).
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