Stainless Steel Round Head Square Neck Carriage Bolt

Click here to learn more screws

1️⃣ Put the bolt through the hole you've drilled.

2️⃣ Make sure the square neck fits all the way into the hole. This stops it from turning.

3️⃣ Add a stainless steel washer and then the nut to hold it in place.

4️⃣ Keep the bolt still and use a wrench to tighten the nut.

5️⃣ Double-check that everything is tight and lined up correctly.

☆ Easy to install – They can lock themselves in place so they don't spin, meaning you only need one tool to put them in.

☆ Harder to tamper with – Because of their round heads, they're a bit tougher to remove without the right tools, which can help prevent theft.

☆ Really durable – Made from good quality SUS304 stainless steel, so they're built to last. You can expect them to hold up for a long time, often with a warranty of around 10 years and a lifespan of 25 years.

☆ Different sizes available – If you need something specific, they can also be made to order for various customer needs.

Q1. What’s the specification of screw?

Please contact us for accurate answers.

Q2. Does the screw can be made in black color? And what’s the surface treatment?

Yes, Black electrophoresis.

Q3. Can you supply bi-metal screw?

Yes, please contact us for specific materials.

Q4: Can it be customized according to customers' drawings? 

Yes, the bolts can be customized according customers needs, pls share the drawings for us. 

Q5: What's your trade terms?

By express, we can offer TNT, DHL, Fedex etc. 

By sea, we can provide EXW, FOB, CIF or DAP etc.

Q6: What's your payment method? 

Order<=10000USD, it requires 100% T/T payment when place order.

Order>10000USD, it requires 50% T/T advance and 50% balance before shippment.

Q7: How long is your delivery time?

For the bolts, generally it will take about 5-10 working days if the goods are in stock. If none in stock, it depends on order quantity.