Customization Options
• Shoulder diameter and shoulder length
• Thread size, thread length, and under-head geometry
• Step sequence, groove details, and bearing surfaces
• Material, hardness, and surface treatment
• Tolerance level on rotating or locating diameters
Common Design Concerns
• Shoulder diameter must match the mating hole or moving part, or clearance will be wrong
• Step transitions must stay clean, or moving parts may catch or wear early
• Thread-to-shoulder concentricity matters, or the assembly may run out or tilt
• Surface finish on bearing areas affects sliding feel and service life
Typical Applications
• Medical Devices
• Pivot points and guided movement
• Spacer and axle-style fastening points
• Assemblies that combine fastening and positioning
