Double offset spanner: 1.Material: 40 Cr 2.Surface: mirror polished 3.Good quality and conpetitive price Double offset sppaner:1.Material: 40 Cr2.Surface: mirror polished3.Size(mm): 6*8,10*12,11*13,14*17,19*21 4.Packing: plastic box5.MOQ: 600 pieces6.Payment: T/T7.Delivery: in 30-45 days or according to your order quantity8:Origin: Yuyao, Zhejiang, China