Steam Tempered (Steam Oxide) Surface Treatment
R18BN6
R18B Jobber Drill
Ordering number: 5997660
Jobber length drill with straight shank, diameter 0.2040" (N6) with an overall length of 3.3/4" and flute length of 2.1/2" according to NAS907 Type B standard with 135° heavy duty split point, HSS with steam tempered finish for 4xD drilling without pecking in 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
Standard Spiral Flute Design
Drill Point 135°