• Sinorock is an experienced manufacturer of anchoring products with over 10 years ’ production experience .

• Sinorock self drilling anchor bolt size range from R25 to R51 , T30 to T200 .

• All products are traceable .

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Website : www . sinorockco . com E-mail : info @ sinorockco . com Tel : 86-379-60105687 Mob : 86-15225506324

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Luoyang Sinorock Engineering Material Co ., Ltd .