... Detail :FOB NINGBOSpecifications(1). Product: BOLT AND NUT(2). Standard: ASTM A325M/436M/563M(3). Grade:8(4). Size: ... : 45#(6). Surface treatment: HDGPhotos for detailPhotos for PackinghCertificationRegarding to Bolts StandardDIN931,DIN933,DIN6914,ASTM A325M,ASTMA325, ASTM A-10 ... ,T-type,Coupling,wheel ,acorn,tapper,and so onRegarding to Washers Type of WasherRound ,Square,Plat,Friction,Plate ASTM ...