Viking® Type 240-A 3 1/4" Black Oxide Heavy Duty Jobber Length Drill Bit made of high-speed steel renders extended tool life for drilling tougher materials. Letter size 20 drill bit with 2 1/8" spiral flute has 135 deg self-centering split point which aids for minimizing thrust with added easier penetration. Heavy-duty drill bit is constructed according to NAS 907B aerospace specification. It is sold as 12 per pack.
Features
Heavy duty construction for drilling in tougher materials
Manufactured from premium high-speed steel
135° split point is self-centering for reduced thrust and easier penetration
