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70pcs T-Shaped Weld Nuts, 4 Sizes 1/4"-20, 5/16"-18, 3/8"-16, 1/2"-13
✅ In stock
F
Grade
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Oct 29, 2026 6:12 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
0/20
Momentum
0/10
📝 Product Overview
🏪 Sold by
Yolcoda
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓【Complete Kit】Includes 20pcs 1/2"-13, 20pcs 3/8"-16, 15pcs 5/16"-18, and 15pcs 1/4"-20 weld nuts, total 70pcs. Disc/rod diameters: 12‑21mm and 7.8‑17.8mm, covering SAE sizes. Ideal for auto repair, metal fabrication, chassis mounting, and steel chassis tabs. Supports multiple jobs, saves trips for hardware, ensures smooth workflow.
✓【Precise Design】T‑shaped stepped design ensures accurate positioning, prevents tilting during welding. Offers stronger torque resistance than standard nuts for stable, durable installation. Ideal for chassis tabs, tight spaces, and precise alignment. Improves stability in automotive, chassis, and metal fab work.
✓【Superior Weldability】Heavy‑duty high‑strength carbon steel, more durable than low‑carbon. Excellent conductivity for clean fusion, no melt or spatter. CNC‑machined threads ensure tight fit, resist loosening under vibration and loads. Enhanced durability ideal for suspensions, machinery frames, and chassis tabs.
✓【Wide Application Range】For vehicle frames, suspensions, chassis, machinery, casters, shelves, and metal fab. Ideal replacement for standard nuts/studs in workshops, home repairs, custom builds. Compatible with steel sheets 1.5‑5mm thick. One set covers most workshop needs, delivering strong performance across automotive, manufacturing, and household uses.
✓【Welding Instructions】For clean welds with GuandaooL nuts: clean surface with wire brush/sandpaper; set welder to medium current/temp; tack weld around base to hold; grind smooth after. Work in ventilated area, wear gloves, goggles, face shield.
⚙️ Specifications
Material
High Carbon Steel
Fastener Type
Weld
Thread Size
1/4"-20, 5/16"-18, 3/8"-16, 1/2"-13
Exterior Finish
carbon steel
Color
70 PCS
Thread Type
Unified National Coarse
Inside Thread Size
1/4"-20, 5/16"-18, 3/8"-16, 1/2"-13
Thread Style
screw thread
Thread Coverage
Fully Threaded
Thread Class
UNC
Screw Head Style
T-shaped
