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3/8-16 x 1-3/4" (10 Sets) Carriage Bolts Black, 304 (18/8) Stainless Steel Carriage Screws with Hex Nuts and Flat Washers, Square Neck Round Dome Head, Coarse Thread
✅ In stock
📉 Price recently dropped
C
Grade
Analysis Confidence
73%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 23, 2026 12:53 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
🙂 Fair Price- 🙂Verdict: Fair Price. Small discount vs history. Consider waiting for a better drop.
- 💰At 12% off its standard going rate, this offer delivers clear value for the money.
- 🏷️The retail sticker price has been slashed by 52% — a steep markdown from the official listing.
- 📉This is the most affordable price seen in roughly three months — a solid near-term opportunity.
- 📈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
13.25/28
Recent Value
7.2/22
Market Standing
12/20
Deal Strength
7/20
Momentum
10/10
📝 Product Overview
🏪 Sold by
Eastlo
🚚 Shipping
Free Shipping
Product Details
✓Ready-to-Use Bolt Kits—10 Sets each containing a Carriage Bolt (3/8-16 thread size, 1.75" long), Hex Nut (fits 3/8-16 bolts), Flat Washer (3/8" Inner Diameter)
✓Length: 1-3/4 inch (45mm approx.) underhead length – measured from bottom of dome head to end of threads, includes square neck
✓Diameter of the head: 20-21.5mm; Height of the head: 4.8-5.3mm; Height of the square neck: 4.8-5.7mm;
✓Design feature: Big round domed head designed to eliminate the need for a washer; Square neck underneath the head helps self locking; Their strong holding power ensures the stability and reliability of your contructions; Use wrench or plier tools to turn the square neck to install them
✓Material: Premium 304 Stainless Steel with a wear-resistant black coating, engineered to outperform standard 304 stainless and zinc-plated fasteners. Combines unmatched strength and corrosion resistance for extreme environments (high heat, freezing temps, humidity) while maintaining a sleek, low-maintenance finish that resists fading
⚙️ Specifications
Material
Stainless Steel
Thread Size
3/8"-16
Exterior Finish
Black Oxide
Head Style
Round
Color
Black
Brand
EASTLO
Thread Style
Right Hand
Size
3/8-16 x 1-3/4"
Manufacturer
EASTLO
Package Dimensions
4.2 x 4.2 x 0.98 inches
Item Weight
14.5 ounces
