These Alpha high speed steel (HSS) double ended panel drill bits have a titanium nitride coating (TiN) and are designed for use with rivets (10/box).
- Double ended to last twice the lifetime
- 135° split point for fast drilling and M2 HSS for durability
- Titanium nitride coating to increase lubrication and reduce heat
Stub double ended drill bits – quick reference
|9D30||#30 for 3.2mm (1/8”) rivets||HSS + TiN||10|
|9D20||#20 for 4.0mm (5/32”) rivets||HSS + TiN||10|
|9D11||#11 for 4.8mm (3/16”) rivets||HSS + TiN||10|
Panel drill bits are sometimes referred to as stub drills or double enders.
Single ended drill bits are also available.