For Point Numbers 11, 12, 14, 15
For 1/8in hole
Mandrel No.6 has a No. 5-40 thread and a hex nut flange
Maximum Safe Speed 25000 RPM with 1/2in overhang or less (exposed mandrel length)
For each additional 1/4in of overhang the Maximum Safe Speed is decreased by at least 20%