Grooved Pin DIN1472 1)Diameter:1-12mm 2)Length:3-500mm 3)Materials:C35,C45,Stainless Steel, 4)Standard:DIN,ISO,GB Grooved Pin DIN14721)Diameter:1-12mm2)Length:3-500mm3)Materials:C35,C45,Stainless Steel,4)Standard:DIN,ISO,GB1)Diameter:1-12mm2)Length:3-500mm3)Materials:C35,C45,Stainless Steel,4)Heat Treatmet:HRC38-46 all sizes Grooved Pin DIN1472 (zinc plated,etc)