5/16"x6" Cobalt Aircraft Extension Drill 5627320 063 in (78 mm)

063 in (78 mm)

Features Blade storage inside body

pert P TiN Coated Spiral Flute Tap for producing precision threads by machine tapping

including exact match factory colors

- To Suit ISUZU ELF / N SERIES NKR69L 3

5/16"x6" Cobalt Aircraft Extension Drill 5627320 063 in (78 mm)National 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.