hss – POLLEDRI SRL

3 Flutes countersinks polledri

Polledri Srl

3 Flutes Countersinks in HSS 5%CO. 63 HRC or carbide K.15. 90 °, 60 °, 100 °, 120 ° cylindrical shank and morse taper. From Diam. 4.3 to Diam. 100. They are suitable to perform rabbets on all materials. They can also be used for bevels, having the care to reduce the values of both […]

Polledri Interchangeable Countersinks Cutters 90°-60°

Polledri Srl

Countersink cutters 90°-60° type S-S/T group 0-1-2 in HSS hardness 63 HRC, from Ø 8,3 to Ø 100. You can fit them in all the Polledri holders of the same group. These cutters with 3 flutes are manufactured to solve in rational way all the problems of countersinking. Their main characteristic,as well as the possibility […]

Polledri Two Flutes Interchangeable Counterbores

Polledri Srl

Polledri Two Flutes Interchangeable Counterbores type W group 0-1-2 in HSS hardness 63-HRC from Ø 7 to Ø 40, Helix angle 25°. You can fit them in all the Polledri holders of the same group. With rotatory pilots or drills you can execute simultaneous operations. We advise them for materials with long and normal chip.

Polledri Interchangeable Counterbores Four Flutes

Polledri Srl

Polledri Interchangeable Counterbores Four Flutes type N-N/T group 0-1-2 in HSS hardness 63 HRC, from Ø 7 to Ø 85. Helix angle 40°. You can fit them in all the Polledri holders of the same group. These counterbores are manufactured to solve all the problems of cylindrical head screw counterboring and spot-facing. With rotatory pilots […]