Air Hard Flat Stock, Steel Material, Width 4 In., Thickness 7/8 In., Finish RMS 45 Max, Length 18 In., Length Tolerance +.125 In./.250 In., Hardness Scale 200 to 235 BHN, Grade A2, Standards UNS T30102, SAE J-437, ASTM A-681-07, FEDERAL QQT-570 REV C Features Finish: RMS 45 Max Item: Air Hard Flat Stock Length: 18" Material: steel Width: 4" Grade: A2 Thickness: 7/8" Standards: UNS T30102, SAE J-437, ASTM A-681-07, FEDERAL QQT-570 REV C Length Tolerance: +.125"/.250" Hardness Scale: 200 to 235 BHN

Air Hard Flat Stock, Steel Material, Width 4 In., Thickness 7/8 In., Finish RMS 45 Max, Length 18 In., Length Tolerance +.125 In./.250 In., Hardness Scale 200 to 235 BHN, Grade A2, Standards UNS T30102, SAE J-437, ASTM A-681-07, FEDERAL QQT-570 REV C Features Finish: RMS 45 Max Item: Air Hard Flat Stock Length: 18" Material: steel Width: 4" Grade: A2 Thickness: 7/8" Standards: UNS T30102, SAE J-437, ASTM A-681-07, FEDERAL QQT-570 REV C Length Tolerance: +.125"