DESCRIPTION | APPLICATION | |
---|---|---|
standard chip flute | for steel processing type N | |
Open chip flute | for brass type H | |
Reversed back | for aluminium processing type W | |
Double margin | for spot drilling and drilling out, exact guidance in drilling bush using 4 chamfers | |
Subland drill | ||
Subland reamer | for simultaneous drilling and reaming | |
Counter sink | ||
Subland countersink |