- 1.9516-inch (49.57mm) diameter reamer
- 2.441-inch (62mm) facer
- Bores a machined surface to a depth of approximately 25mm and then faces top of headtube surface
SHIS terminology: The 758.2 is for EC49 upper and lower headtubes.
NOTE: For sharpening services of cutting tools see Park Tool Sharpening Services. Always use cutting fluid such as Park Tool CF-2 when machining.