DRA FTP - Counterboring insert

1/4/2018
Pilot point geometry and double margin improved hole accuracy available for the DRA MagicDrill series.

Features of DRA FTP: Excellent chip evacuation with large thinning cutting edge angle. Reduce burr by large helix angle and corner chamfer. MEGACOAT NANO coating technology for long tool life and stable machining.

 

1. Pilot point geometry and double margin improved hole accuracy

Improved radial force with pilot point geometry. Double margin reduced hole bending and waviness.

 

dra ftp geometry

 

 Pilot point geometry (left) and double margin (right).

 

 

2. Reduce burr by large helix angle and corner chamfer

Corner chamfer offers enhanced chipping and burr resistance

 

30° corner chamfer (left and middle) and 30° helix angle (right).

 

 

3. Excellent chip evacuation

Improved chip evacuation suppresses chip clogging

 

Large thinning angle.

 

 

4. Long tool life and stable machining of various workpieces

MEGACOAT NANO grade PR1535 is used to machine various materials from steel to stainless steel, with the combination of a tough substrate and a special nano layer coating.

 

New DRA FTP drill tip

New DRA-FTP drill tip