Aircraft Extension Drill Bit, #58, High Speed Steel, 11/16" Flute
- NAS907B (National Aerospace Standard)
- M7 high speed steel
- Right hand cutting direction, standard spiral
- 135° split point, self-centring eliminates walking
- Black oxide finish ; Application ; Portable or machine drilling in hard steels, stainless steel and other hard materials.
Specifications
Decimal Drill Size
0.042"
Drill Size
#58
Flute Length
11/16"
Material
High Speed Steel
Overall Length
6"
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