Originally transformed from a state-owned tool factory, the company officially pivoted in 2009 to focus exclusively on the R&D and manufacturing of precision driver bits (screwdriver bits). For over fifteen years, we have remained committed to quality as our core principle, rigorously controlling every step from raw material procurement to finished product shipment.
We use imported S2 alloy steel and employ a vacuum cryogenic heat treatment process, achieving uniform and stable hardness of HRC 58-62. Every driver bit undergoes a triple full inspection covering hardness, torque, and magnetic particle inspection (MPI), with the defect rate kept below 0.2%.
From our beginnings with standard Phillips bits to a comprehensive product range now covering Phillips, hex, Torx, and all types of custom non-standard and specialty profiles, we continue to push the limits of precision manufacturing technology, serving high-end manufacturing sectors including new energy vehicles (NEV), 3C electronics, and automotive chassis.
From raw materials to finished products, every step follows rigorous standards and safeguards, ensuring that every driver bit we deliver stands up to the most demanding inspection.
We use imported S2 alloy steel, SCM440, and other premium steels. Each batch comes with a spectrographic analysis report, ensuring material reliability from the source.
Our vacuum cryogenic heat treatment process delivers uniform and stable hardness of HRC 58-62 with a dense metallographic structure, improving impact resistance by 30%.
Three comprehensive inspection procedures — hardness, torque, and magnetic particle inspection (MPI) — backed by our ISO 9001 quality management system, keeping the defect rate below 0.2%.
We support custom manufacturing of any profile. Drawings or samples are welcome. With our in-house tooling workshop, samples can be completed in 3-7 days.
Standard products ship within 72 hours, custom samples are delivered in 3-7 days, and bulk orders are completed in 15-30 days. Global shipping via sea and air freight with comprehensive after-sales support.
Senior engineers provide one-on-one technical support, offering free selection advice and process recommendations, with responses to customer inquiries within 8 hours.
From a state-owned tool factory to a modern precision manufacturing enterprise, we have remained dedicated to driver bit manufacturing for over fifteen years, continuously pushing the boundaries of process technology.
Our products are widely used across multiple high-end manufacturing sectors including new energy vehicles, 3C electronics, automotive chassis, and metalworking.
Certified by multiple authoritative bodies, we hold ourselves to international standards to provide customers with trustworthy quality assurance.
Quality Management System Certification
Environmental Material Compliance Certification
Third-Party Material Test Report
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Custom products are designed and manufactured according to the customer's specific requirements (drawings or samples). Therefore, custom products are non-returnable and non-refundable if there are no quality issues. If the product fails to meet the agreed specifications, we will re-manufacture at no additional cost.
Stock products can be exchanged or repaired within 7 days of receipt if there is no human damage. Customers need to provide clear photos or videos of the damaged product. Once confirmed, we will arrange for exchange or repair services.
If you need to apply for return or exchange, please contact our after-sales team via email at 84841@s.com or phone at . Please include your order number and clear photos/videos of the product issue.
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