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Bolt Factory - Metric Black Square Head Bolts Manufacturer
Metric Square Head Bolts and Nuts M6 M8
Metric Square Head Bolts, Black Square Head Bolts
- Standard: DIN21346
- Sizes: M16, M20, M24, M30
- Surface: Plain, Black, Zinc Plated, HDG
- Head Type: Square Head Bolts
T*****m
16/05/2025
A trusted supplier for our global operations. Their competitive pricing doesn't compromise on product quality or reliable shipping schedules.
R*****n
11/10/2024
Their high-tensile bolts are exceptional. We've had zero failures on our production line, ensuring consistent quality and output for our machinery.
Product Detail
Bolt Factory – Metric Black Square Head Bolts
Fastenwell is a specialized manufacturer and supplier of standard and non-standard bolts and screws, including hex head bolts, square head bolts, Round head Bolts, T head bolts and so on, there bolts are widely used in industrial and construction applications like building, bridge, railway, oil and gas, mining, wind turbine, automotive industry.
Metric Square Head Bolts Details
- Material: Carbon Steel, Alloy Steel
- Size: M5-M30
- Grade: 8.8, 10.9, 12.9
- Surface Finish: Plain, Black, Zinc, HDG
- Thread: half thread
- Application: Construction and Industrial projects
- Package: Small box, or 25kgs/carton, 36cartons/pallet
- Delivery: 30-60 days
- Customized square head bolts can be provided
Metric Square Head Bolts
Our bolts range including hexagon head bolts, square head bolts, T head bolts, hex tap bolts, hexagon structural bolts, hex cap bolts,
carriage bolts, hex flange bolts, and hex socket head cap bolts.
Bolts Production
Fastenwell is one of the leading square head bolts manufacturers and suppliers in China. Except metric black square head bolts, you can also find below bolts in our production lines :
What is a square head bolt called?
Square head bolts, also called machined bolts, which is threaded bolt with a square head. Metric square head bolts are widely used in construction applications require high strength and tension.
What are square head bolts used for?
Big square head bolts are designed perfectly to work with a nut in building, bridge, railway construction applications. Black small square head bolts M6, M8 are the most common seen sizes in automotive applications.
What are the different types of bolt heads?
Most common seen are hex head bolts, hex flange head bolts, square head bolts, round head bolts, countersunk head bolts, T head bolts etc.
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