Hex Head and Heavy Hex Head in Full and Partial Threading Standards:- ASTM/ASME/BS/DIN/BS EN ISO /JIS Material:- Mild Steel, Carbon Steel, Alloy Steel & Stainless Steel. Size Range:- M6 to M64 in metric series ¼ to 2½ in imperial igger sizes can be manufactured as per order. Threads:- UNC, 8UN, UNF, Metric Coarse and Metric Fine Typical Grades & Standards:- BS3692 / BS4190 grade 4.6, 4.8, 5.6, 5.8, 8.8, 10.9 and 12.9 ASTM A307 Grade A and B ASTM A325 ASTM A193 Grade B7, B7M, B8, B8M & B16 ASTM A320 Grade L7 & L7M Stainless Steel 304, 304L, 316, 316L, A2-70/80, A4-70/80 Any other specific grade can be manufactured upon request with short lead times. Ordering Information:- Dimensions Size Dia and Length. Standards and Grade Finish (Black, GI, Yellow, HDG, Cadmium, Nickel, PTFE etc) Nut and washer quantity