Studs Material SS ASTM A453, grade 660CL B, FFT With 2 heavy hex nuts, material SS ASTM A194 GR 8C 1-1/2" X 8 UN X 260 LONG 132 pcs. 1" X 8 UN X 285 LONG 175 pcs. 1-1/2" X 8 UN X 360 LONG 80 pcs. 1-1/2" X 8 UN X 385 LONG 24 pcs. 1-3/4" X 8UN X 325 LONG 16 pcs. 1-1/4" X 8 UN X 215 LONG 470 pcs. 1-1/4" X 8 UN X 360 LONG 250 pcs. Please indicate delivery time and supply with certificate EN10204- type 3.2 endorsed by an independent agency