
Hot Sale Z28-40 Thread Rolling Machine Bolt Threading Machine. Lifetime Technical Support: Professional engineers provide technical support for the entire life of the machine. High Precision Rolling: Advanced hydraulic system ensures high precision for various thread types. Wide Material Compatibility: Suitable for carbon steel, alloy steel, and non-ferrous metals. Energy Saving Design: Innovative design saves steel and energy while working safely all day. CE and ISO Certified: Passed ISO9001 quality management and CE certification for safety. Customizable Options: Factory supports full customization including language and specific requests. Enhanced Rebar Strength: Increases tensile strength by 20-30% and fatigue strength by 40-60%. Direct Manufacturer Sales: Direct sales from factory with complete processing solutions provided.