Dormer-Pramet

Interchangeable pilot type counterbore body with 4-flutes, diameter 3/8 inch with an overall length of 4 inch and a flute length of 5/8 inch and 5/16 inch reduced straight shank, according to ANSI standard to produce a flat bottom seat for socket-head cap screws with the aid of a detachable pilot with a mounting diameter of 3/32 inch and a maximum pilot guide diameter of 5/16 inch, HSS with standard bright finish for machining free machining and plain carbon steel, wrought and copper or copper alloys

Package Quantity: 1

For complete technical specifications, cutting parameters, engineering data, and current availability across distribution centers, refer to the official Dormer-Pramet product page using the link below:

https://dormerpramet.com/p/8203293