T6/T8 double-headed hexagonal ring wrench with holes, T15/T20/T25/T30 hexagonal screwdr

The core advantages of nickel-plated ring wrenches (featuring a ring-shaped opening design and surface nickel plating) are "anti-slip, corrosion-resistant, durable, stable under stress, and highly adaptable."

1. The full-encased design of the spanner head features a closed torx shape, ensuring anti-slip and protection for fasteners. The contact surface with hex nuts/bolts covers over 80% of the total area (significantly larger than the 2-3 contact surfaces of an open-end wrench), ensuring more uniform torque transmission. This effectively mitigates the risks of "slip angle" (rounding the edges of nuts), slipping, and falling off, making it particularly suitable for rusted, deformed, or tight fasteners. The edges of the torx slot are rounded to prevent scratching the nut surface, preserving the accuracy of the fasteners and extending their reuse life.
2. Nickel plating for protection, corrosion resistance and rust prevention + smooth feel. The nickel plating forms a dense and highly adhesive protective layer, which can isolate air, moisture, oil stains, and mild acid-base environments. Compared to blackened and unplated spanner wrenches, its rust resistance is improved by 3-4 times, making it suitable for use in humid workshops, mild outdoor rain, and oil-stained scenarios. It is resistant to rust and corrosion after long-term use. The nickel plating surface is smooth, making it less prone to oil stains when gripped, and providing less resistance when inserting and removing nuts, ensuring smoother operation.
3. With excellent mechanical properties, this high-quality nickel-plated ring wrench is suitable for high-torque applications. It is forged from chrome vanadium steel/carbon steel and undergoes high-frequency quenching strengthening treatment, resulting in high torsional strength (with a hardness of up to HRC50-55). It is resistant to bending and deformation during application of force. The fully enclosed ring structure disperses torque pressure, allowing it to withstand greater tightening/dismantling torque compared to open-end wrenches. It is suitable for heavy machinery, automotive maintenance, equipment assembly, and other scenarios requiring high-strength force application.

Shenzhen Huayuanxing Precision Hardware Co., Ltd. is a manufacturer specializing in the development, production, and sales of screw fasteners, with 20 years of industry experience. Huayuanxing screws are characterized by precision, miniaturization, and firmness. The company's existing factory covers an area of over 8,000 square meters, with a finished product warehouse of over 4,000 square meters and a stock inventory of over 3,000 tons. It has successively introduced more than 250 precision production equipment, including cold heading machines, thread rolling machines, and thread milling machines, capable of producing small screws with an outer diameter of 1mm and a length of 3mm, with an average daily production capacity of up to 20 million pieces. Huayuanxing has complete inspection equipment, including salt spray testing machines and 2D imaging detectors. It currently employs more than 50 people, including 8 engineering and technical personnel with 20 years of industry experience.