Main shaft is CNC precision machined from 7075A aluminum and designed for optimum grip.
Tips are made of heat treated steel for strength.
Interchangeable tips to fit 8 sizes of spoke nipples. ( 5.6 / 5.8 / 6.0 / 6.2 / 6.4 / 6.6 / 6.8 / 7.0 mm ). Main shaft is CNC precision machined from 7075A aluminum and designed for optimum grip.. Tips are made of heat treated steel for strength..