We apecialized in self drilling anchor tools for many years.Our anchor bar are hot-rolled thickwalled tube,passed CE.steel materials: 40 Cr according to EN10083-1Corrosion protection:galvanized according to EN-ISO 1461.IBO Size: R25/14,R32/18.5.R32/21,R32/15.5,R38/19,R51/36,T76/45,T30/11,T40/20,T40/16,T52/26,T73/53,T73/45,T103/78,T103/51
Quality control:IS09001:2008 & CE certificateQuality guaranteed by SGS≥5% mechanical test ratio for all bars100% dimension & surface inspection ratio for all bars & accessories
contact: jolin huaTel:+86-851-86821628, 86821268, 86800738, EXT: 8003; Fax: +86-851-86830552;drills(at)sinodrills.comskype: jolinhuafj
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China [CN] 
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