... friendly 3. size:1.6*19mm 4. DIN JIS standard stick Specifications:1) Suitable for various automotive, electronic, ... 3)Quality control equipments: roundness meter, projector meter, microscope, gear-test meter, surface measuring meter and so on4) Precision/tolerance:0 ... 20CrV,1045 steel, others optional7) Products range: standard component or non-standard component. Feature: ISO9001:2008 & ISO14001:2000 ...