#19x6" Cobalt Aircraft Extension Drill 1632440 With its powerful air motor

With its powerful air motor

Square end for hand operation in a variety of holders

Drill Bits with Extra Bite

Comfortable: non-slip bi-material grips

They include unique mounting studs and oil-restricting baffles

#19x6" Cobalt Aircraft Extension Drill 1632440 With its powerful air motorNational Aerospace Standard 907, Type J Cobalt Drills, 6" OAL with Jobber Drill Flute Length, Cobalt Extension Drill, Cobalt HSS, Surface Treated, 135 Split Point These cobalt jobbers length drills are used for drilling in tough, high tensile strength materials like stainless steels, titanium and inconel. They are made of cobalt high speed steel, with heavy duty flute construction and 135 split point.