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IMSCREWS

IMSCREWS 1/2-13 x 4 Carriage Bolt, 304 18-8 Stainless Steel, Round Head & Square Neck, Full Thread Heavy Duty Structural Bolt for Deck & Timber, 1pc

✅ In stock ⭐ Lowest price we've tracked 📉 Price recently dropped
A
Grade
🔥 Great Deal
84.58/100
Current Price
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.
$7.34
Listed $37.99
Save $30.65 81% OFF
Analysis Confidence 73%
Check Deal at Amazon
Price verified Sep 24, 2026 8:43 AM · Prices & availability subject to change

Is This a Good Price on Amazon?

🔥 Great Deal
  • 🔥Verdict: Great Deal. Strong buy. Price is significantly below its historical average.
  • 💰At 18% off its standard going rate, this offer delivers clear value for the money.
  • 🏷️The retail sticker price has been slashed by 81% — a steep markdown from the official listing.
  • 📉Our analysis places this at the most competitive price point we have ever tracked for this product — an exceptional moment to buy.
  • 📈The direction is downward at the moment; if that holds, an even better price may surface — though timing the market is never certain.

How We Scored This Deal

Price Competitiveness 19.73/28
Recent Value 16.44/22
Market Standing 18.4/20
Deal Strength 20/20
Momentum 10/10

📝 Product Overview

🚚 Shipping Free Shipping

Product Details

✓PREMIUM 304 STAINLESS STEEL Crafted from high-quality 18-8 (304) stainless steel, this carriage bolt offers superior rust and corrosion resistance. Ideal for long-term outdoor, garden, and marine applications.
✓ADJUSTABLE FULL THREAD DESIGN The 4-inch length features a full thread design, providing maximum versatility for various material thicknesses. It ensures a secure fit whether joining thick beams or layered timber.
✓INDUSTRIAL STRENGTH 1/2 DIAMETER With a robust 1/2 inch large diameter, this bolt provides massive shear strength and loading capacity. Engineered for structural projects where safety is paramount.
✓SELF-LOCKING SQUARE NECK Features a smooth rounded mushroom head and a precision square neck that bites into wood to prevent spinning. This allows for easy one-sided tightening during installation.
✓SPECIFICATIONS & NOTE Package includes 1 piece of 1/2-13 x 4 carriage bolt only. Nut and washer are NOT included. We recommend pre-drilling a 1/2 hole for a professional fit.

⚙️ Specifications

Material
Stainless Steel
Thread Size
1/2"-13
Exterior Finish
Stainless Steel
Head Style
Round
Color
Silver
Fastener Type
Carriage Bolt
Brand
IMSCREWS
Thread Style
Right Hand
Size
1/2"-13 x 4"
Metal Type
Stainless Steel
Head Type
Round

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