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CHENG HUI MACHINERY TOOLS CO., LTD.
Manufacturing of Adjustable Reamers, Other Kinds of Reamers

ZEN WU ZHENG SUN TOOL CO., LTD
CNC Full Tungsten Steel Cutters, Carbide End Mills, Drills, Reamers, Spotting Drills, Tapered End Mills, Step Drills, Oil Hole Drills, Special Forming Tools

GUASS SPECIAL METAL PRODUCTS CO., LTD.
Indexable Inserts Integrated Manufacturing--from carbide powder, impacting, sintering, surface & CNC grinding, Specialized Manufacturing and Sintering in Mold-used Tungsten Carbide Blocks, Plates, Head Nibs, and Punch-heads

NKO TOOL INC.
HSM/HPM Quality Carbide End Mills