Length:2-3/8'',3''.3-1/4'',3-1/4'' Diameter:0.113'',0.12'',0.131'',0.148'' Shank:smooth.ring,screw Specification:Length:2-3/8'',3''.3-1/4'',3-1/4''Diameter:0.113'',0.12'',0.131'',0.148''Shank:smooth.ring,screwsurface:polished,vinyl coated,galvanizedmaterial:Q195,Q215,Q235packing:As per customers' requirements D head paper strip nails