INTERCHANGEABLES PILOTS GR.1

Interchangeable Pilots in HSS HRC 63 from Ø 6 to Ø 23

Pilot type F-R in carburized and hardened steel with hardness 60HRC group 1 from Ø 6 to Ø 23. You can fit them in all the Polledri holders of the same group. The large range of pilot sizes permit you to guide most counterbores and countersinks in general use.