... m,WZP of YZP.Size:a)Metric:anchor diameter:6.5mm,8mm,10mm,12mm,16mm,20mm,working length ... 8,3/4,working length from1-3/8 to 6-1/4Applications:Light to medium-duty into concrete, ... to-use anchor.The anchor consists of threaded stud with an outwardly flared coned-shaped end.A tubular expander ... the flange nut pulls the cone-shaped stud end into the expander sleeve,wedging in outward and locking the anchor ...