... 3.100%QC Detail Feature: steel spline gear shaft for car gearbox Product Name: steel gear shaftMaterials: grey iron ... CIF Lead time: 30-50days Place of Origin: Ningbo, China Software for specification drawings: PDF, Auto CAD, Solid work, JPG, Proe ... PC thermometer, CE NSP-550CS heat analysis instrument, molding sand testing equipment, chemistry composition analysis room. Testing equipment (machine shop ...