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Contact

Contact Us

Send your SDS-Plus, SDS-Max, TCT or diamond core-bit requirements directly to our team.

Submit Your Project Requirements

Send your bulk purchasing requirements directly to our factory.

Direct Factory RFQ Guide

Please provide the following 3 details for a fast quote:

  • Products, Sizes & Quantities
  • Destination Country
  • Container Type & Size (20GP / 40GP / 40HQ)

* B2B wholesale & bulk manufacturing only. We do not handle retail or small test orders.

All business inquiries are handled with strict confidentiality.

Direct Contact

Get In Touch

Connect directly with our team for immediate assistance and professional consultation.

Primary Contact

Zhi Wang (王智)
Available for technical consultation, quotations, and business partnerships

Looking for cheap products at the lowest price on Alibaba? Do not contact us.

We do not accept orders below US$5,000, except for sample orders. Sample orders have no minimum value, but are subject to quantity limits confirmed before ordering. Samples are chargeable, and freight costs are borne by the buyer.

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For cheap products or the lowest price, keep looking elsewhere. Our website is our product catalogue. Please review the products and send clear specifications, actual order quantities and your budget—not just “Send me a catalogue.”

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Company Headquarters

Zhonghuan Tools Co., Ltd.
中环工具有限公司
Building 4, Qingjiang Industrial Zone
Qingjiang Town, Yueqing City
Wenzhou City, Zhejiang Province
China
Manufacturing facility and R&D center

Global Business Support

Simple B2B support for distributors, wholesalers, importers, and private-label tool buyers.

OEM/ODM Customization

SDS-Plus and SDS-Max drill bits are our core factory-made lines. TCT and diamond core bits extend the program for larger openings. We support buyer size ranges, marking and private-label packaging.

B2B Distribution & Export

Wholesale supply led by SDS assortments, with TCT and diamond coring, chisels and related drilling accessories for distributors, wholesalers and tool importers with recurring demand.

Technical Support

Tell us the material, hole size, hammer or coring-machine interface and target channel. We help choose the practical SDS or core-drilling setup before quotation.