Zhengzhou Hongtuo Superabrasive Products Co., Ltd. [China]

Full range of K, L, P series honing stones for Sunnen tools. H70, H50 power honing stones; Honing steel, tube honing.

ZHENGZHOU HONGTUO is specialized in producing diamond and CBN honing stones, honing mandrels, toolings in Zhengzhou China. Hongtuo is now the largest and most proffessional honing tools manufacturer in China.

At present, Hongtuo are able to provide diamond and CBN honing abrasives, toolings fit for Sunnen, Gehring, Nagel, Kadia as well as other horizontal or vertical honing machines.

Honing stones for Sunnen honing machines, honing mandrels