Wheel Nut/Chamfer Gauge
- Disc wheel measuring tool kit shows you when wheel and inner and outer cap nuts are worn out.
- Provides a guide to visually detect excessive wear in .875R spherical chamfers of bolt holes in disc wheels.
- Designed for use with stud piloted steel wheels which have .875 spherical bolt holes 3/8" to 1/2" disc thickness.
- Use only with Stud Piloted Steel Wheels.