Extrusion type unit that can be moved laterally to follow twill patterns during processing Features: Special hardening to prolong service life Machine type and compatibility: Automatic machine; can be used with an accompanying machine; center height is adjustable to fit different setups Application: Rolling knurling without cutting Benefits and capabilities: Enables twill pattern processing with lateral movement for accurate texture Increased durability due to special hardening Flexible integration with accompanying equipment and adjustable center height for various applications Use scenarios: Texturing metal shafts or cylindrical components with twill patterns using rolling knurling, without cutting Manufacturing grip surfaces on cylindrical parts where a consistent rolling knurl texture is required, compatible with an accompanying machine and adjustable center height Applying twill texture to sleeves or rings along their length by using the extrusion type unit in rolling knurling mode, without material removal