#21x12" Cobalt Aircraft Extension Drill Product Type_Water Neck OE+ Durability - Manufactured by

OE+ Durability - Manufactured by certified OE distributor manufacturer

Chrome plated

0mm Collet Claming Range 5

koken 1/2"dr stud puller - 5/16" single item

#21x12" Cobalt Aircraft Extension Drill Product Type_Water Neck OE+ Durability - Manufactured byNational 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.