J&W Auto Part supplier boasts over 15 years of experience in manufacturing wheel fasteners. Our M12x1.5 Open End Wheel Lug Nuts are made from high-strength alloy steel, featuring a professional anti-slip surface treatment and an open-end design, designed to provide quick installation and reliable locking force for high-performance vehicles.
| Parameter Item | Details & Specifications |
| Product Name | M12x1.5 Open End Wheel Lug Nuts |
| Brand | J&W Auto Part |
| Thread Size | M12 x 1.5 |
| Material | 50BV30 Alloy Steel / SCM435 |
| Type | Open End (Through-hole design) |
| Hardness | 33HRC - 38HRC (After Quenching) |
| Tensile Strength | Grade 10.9 / 12.9 Options |
| Surface Finish | Black Chrome / Zinc Plating / Electrophoresis |
| Seating Type | 60 Degree Conical (Taper) Seat |
| Application | Passenger Cars, Sports Cars, Forged Wheels |
Each M12x1.5 Open End Wheel Lug Nut is forged from 50BV30 steel. Compared to ordinary carbon steel nuts, its impact resistance is increased by approximately 20%. The through-hole design allows for flexible installation on extended wheel bolts, especially suitable for modified vehicles with replaced thick washers or racing-grade long bolts.
We use precision rolling process technology to machine the threads, resulting in a smoother thread surface and a tighter meshing. Under vehicle vibration or severe operating conditions, M12x1.5 Open End Wheel Lug Nuts maintain a constant preload, effectively preventing loosening.
To ensure zero defects, J&W Auto Part performs magnetic particle inspection on every batch of nuts, checking for any minute cracks. Furthermore, the product surface coating undergoes a special treatment, making it not only corrosion-resistant but also reducing wear during disassembly.
Our factory is located in Ningbo, Zhejiang, covering more than 10 acres and employing over 100 people.
Advanced Equipment: Equipped with 12 large cold heading machines and 20 CNC machining centers.
Own Electroplating Line: We have a fully automated electroplating production line, ensuring that the rust resistance of M12x1.5 Open End Wheel Lug Nuts meets industry standards.
Management System: Strict adherence to 5S management standards significantly improves production efficiency and finished product qualification rate.
In addition to professional M12x1.5 Open End Wheel Lug Nuts, our main products also include:
Wheel Spacer Adapters (Forged Aluminum Alloy Washers)
Wheel Lug Bolts (High-Strength Wheel Bolts)
Wheel Nut Indicators (Safety Indicators)
Q1: Why is an Open End design recommended for racing wheels?
Open End nuts are not limited by bolt length and are lightweight. In racing scenarios requiring quick tire changes, M12x1.5 Open End Wheel Lug Nuts allow technicians to easily observe the thread engagement depth, ensuring proper installation.
Q2: Which car models are compatible with this nut type?
M12x1.5 is a very versatile size, suitable for Toyota, Honda, Mazda, Ford, Hyundai, and some BMW (E-chassis) and high-performance forged wheels. It is recommended to confirm whether your wheel hub mount is a conical or ball mount before purchasing.
Q3: What are the precautions for installation?
When installing M12x1.5 Open End Wheel Lug Nuts, strictly follow the diagonal tightening principle and use a torque wrench to achieve the manufacturer's recommended value. Avoid using an air wrench to directly apply excessive impact, which may stretch the threads.
Address
No.539 Guangyi Road, Guanhaiwei Town, Cixi, Ningbo, Zhejiang, China
