KING SML Group is a leading industrial tool manufacturer based in Wuhan, China, with over 10 years of expertise in drilling and cutting solutions. We integrate R&D, engineering, production, and global supply, offering reliable, high-performance tools across energy, mining, and manufacturing sectors.

KING SML GROUP includes three core divisions:
SUBURB TOOLS – Specialized in PDC drill bits and drilling accessories for oil, gas, and coal mining applications.

JOYJET PRECISION – Focused on superhard custom parts and precision diamond cutting tools, including CVD, PCD, CBN, and ceramic inserts for CNC machining and wear resistance.

FIELD DIAMOND– Dedicated to standard and custom PDC cutters for stone quarrying, construction, and drilling, with full support for custom solutions.

At KING SML, we are committed to precision, speed, and innovation, delivering customized tooling solutions with rapid turnaround and international quality standards. 
Partner with KING SML Group — your trusted global partner for advanced cutting and drilling tools that power performance and productivity worldwide.

KING SML

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KING SML

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