1) DOUBLE END THREAD ROD 2) Manufacturer Directly 3) DIN975 4) Available in ... M42 LengthM16-300Type of headSquare,Hex,Flange,Hex socket,T-Head and other you can chooseSurface treatmentBlack Oxide,Zinc ... to Nuts Type of NutSquare,Hex,Flange,Hex socket,T-type,Coupling,wheel ,acorn,tapper,and so onRegarding to ... Delivery6) We have 10years experience of manufacturing fasteners THREAD ROD STUD BOLT DIN975