功能

• A pair of gauges with an outer shape based on the maximum and minimum allowable dimensions to achieve compatibility between hole and shaft fitting. The material has excellent abrasion resistance and is resistant to aging.
• The measuring surface has no risk of rust or corrosion and is very easy to maintain and manage after use.
• A material whose coefficient of thermal expansion is almost the same as that of steel.
• Since the measuring surface is non-magnetic, it is magnetic. • There is little plastic change due to scratches and scratches, and there is no frog or fuchrami.
• Excellent durability! Ceramic plug gauge with excellent workability and economy.