Rockwell scale - hardness of steels
DiamondProducts Distributor
MICHAEL DIAMOND TOOL MANUFACTURING CO.,LTD.WAS FOUNDED IN 1998, GATHERS R&D, TRADE ,MANUFACTURE AND INVESTMENT, POSSESSES MORE THAN 200 STAFFS, GROUND OF OVER 60 THOUSAND SQUARE METERS INCLUDING WORKSHOPS, OFFICE AREA AND R&D DISTRICT¡¡
Diamond ToolCompany
MICHAEL DIAMOND TOOL MANUFACTURING CO.,LTD.WAS FOUNDED IN 1998, GATHERS R&D, TRADE ,MANUFACTURE AND INVESTMENT, POSSESSES MORE THAN 200 STAFFS, GROUND OF OVER 60 THOUSAND SQUARE METERS INCLUDING WORKSHOPS, OFFICE AREA AND R&D DISTRICT¡¡