Steam Tempered (Steam Oxide) Surface Treatment
502-12H
502-12 Extra Length Aircraft Extension Drill
Ordering number: 6001380
Aircraft extension-length drill with straight shank, diameter 0.2660" (H) with an overall length of 12" and flute length of 2.7/8" according to NAS907 Type B standard with 135° heavy duty split point, HSS with steam tempered finish for 4xD drilling without pecking in steel, stainless steel and cast iron
Product Feature
High Speed Steel Tool Material
NAS907 – Aerospace Drill Standards
4×D Usable Tool Depth to Diameter Ratio
Drill Point 135°
Cylindrical Shank / Straight Shank
Right Hand Rotation / Cutting