beveled machinist square ultra high precision class A optical125mm lengthBeveledUltra high precision.Standard: BDC8888-71 / Class 1For checking any measurement equipment for linearity-plane inaccuracies.Item is 15-20 years old, in mint condition.We add tracking number on shipping.Returns accepted.5=2,RcmdId ViewItemDescV4,RlogId p4%60bo7%60jtb9%3Fvo%7B2d71f%2B%3E5%3D2-13af95aca3c-0xfa-->
