1.Material:40CR,Carbon Steel 2.Surface:Chrome-Plated,Mirror Polished,Satin 3.Size:6~32mm 4.Lifetime Warranty 1.Material: 40#CR, Cr-V, Carbon Steel2.Surface: Mirror Polished, Matt, Satin3.Size: 6~32mm4.Packing: as your request5.MOQ: 1,000 pcs6.Standard: reach ANSI & DIN7.Payment: T/T8.Delivery: in 30-45 days or according to your order quantity9.Origin: Yuyao, Zhejiang, China ratchet torque wrench