This Park Tool 758.2 will ream and face the head tubes of bikes using the 1.5 Interface Standard. The 758.2 is designed for use with the Park Tool HTR-1 or HTR-1B Headtube Facer and Reamer. It must also be used with the 750 Centering Cone Adaptor.
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 the top of headtube surface
SHIS terminology: The 758.2 is for EC49 upper and lower headtubes.
NOTE: Always use a cutting fluid such as Park Tool CF-2 when machining
Manufacturer's Part Number: 758.2