SPEC PRODUCTS CORP. 
SPEC PRODUCTS CORP. 
KEY-USE INDUSTRIAL WORKS CO., LTD 
KEY-USE INDUSTRIAL WORKS CO., LTD 
TSENG WIN TRADING CO., LTD.
TSENG WIN TRADING CO., LTD.
SUPERIOR QUALITY FASTENER CO., LTD. 
SUPERIOR QUALITY FASTENER CO., LTD. 
SHANGHAI SCREWTOOL INDUSTRIAL CO., LTD.
SHANGHAI SCREWTOOL INDUSTRIAL CO., LTD.