Stainless Steel Round Tube, Stainless Steel, 304, Round, 24 in Overall Length, Outside Diameter 1/4 in, Inside Diameter 0.21 in, Wall Thickness 0.02 in, Fabrication Seamless, Heat Treatable Not Heat Treatable, Mechanical Finish Mill, Yield Strength 35,000 psi, Tensile Strength 85 ksi, 195 BHN Brinell Hardness, 92 HRB Rockwell Hardness, Includes Material Certificate Material Certificate with Lot Number, Standards ASTM A213, System of Measurement Inch