Premium construction and specifications - Material: high quality stainless steel - Thread and mounting: standard M2.5 thread with a locknut designed for dial indicators - Size: 22.5 mm length, 10 mm roller diameter - Purpose: roll contact point for precise measurements with dial gauges Smooth operation for reliable measurements - Delivers seamless adjustments that fit standard dial indicators - Roller tip travels smoothly over surfaces for continuous, uninterrupted measurements - Effective on curved or delicate surfaces to obtain accurate readings Accurate testing without influencing results - Detects irregularities precisely without altering measurement outcomes - Designed for reliable, continuous testing on moving materials - Provides consistent measurements suitable for professional inspections Protective design to preserve surfaces and tools - Roll contact point minimizes risk of scratches or markings on measured surfaces - Protects the integrity of your measuring instrument and valuable workpieces during inspection Practical use scenarios - Use with dial indicators to measure curved or delicate surfaces in precision metrology without surface damage - Implement in production line inspections for moving materials to maintain continuous, consistent readings - Inspect valuable or sensitive components where surface integrity must be preserved while verifying measurements