... low price, advanced, durable, easy-maintainable and latest-design bulk precision axis, precision axle from our factory, and also welcome to check the ... quotation and pricelist with us. Product Name Precision shaft Product Description Number Item Specification 1 Material Carbon steel ... 04 5 Straightness 0.001mm 6 Hardness HRC/HV 7 Precision Grade 6 8 Length Max. 1000mm 9 Heat treatment Point ...