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50 Screw Cap 2 3/4 Grade 5 Rockford Chromate Hex Head * Screw Cap Grade5 50pk 2 3/4 In Length Rockford * Material: Medium carbon steel * Width of Hex Head (In.): 9/16 * Proof Load (PSI): 85000/74000 * Max. Surface Hardness: 30N54/30N50 * Max. Core Hardness: C34/C30 * Min. Core Hardness: C25/C19 * Tensile Strength (PSI): 120000/105000 For additional information, please see: * Personal Checks (we hold all checks for 15 days for bank clearance). * No warranty is stated or implied. * We read e-mail Monday thru Friday. We are closed on legal holidays. See you in church Sunday. Thank you. |