4140/4142 Alloy Steel Bars, 3/4″ x 1.00″ Wide x 12″ Length Thickness Tolerance: – .040″ Length Tolerance: +/- 3.0″ Straightness Tolerance: 3/16″ per 10 feet Yield Strength: 60K PSI Rockwell Hardness: B90 Unpolished, Cold Drawn, Annealed ASTM A29, A108 4140/4142 Alloy Alloy Steel RETURN’S Where we are at fault. Item not as described, damaged or an obvious error on our part is guaranteed a full refund, inclusive of any & all shippingper our stated directions. RETURN DIRECTION’s; All returns MUST be in the original condition received. All returns MUST be shipped in the same manner as we shipped originally. ANY ADDITIONAL COST UP & BEYOND THE ORIGINAL COST, INCURRED IN RETURNING YOUR ITEM IS NOT REFUNDABLE. (if you choose to return an item at a higher rate than we originally shipped to you? This portion is NOT refundable) Refunds due because of a no error on our part are completed asan item refund only. Shipping is excluded. PLEASE feel free to contact us with any questions or concerns, as we strive for 100% satisfaction & happy customers. Items with a free shipping 20% restocking fee will apply.