Aircraft Extension Drill Bit 5/16" - DR64020

MPN: DR64020

• 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.
• Packaging and product are both recyclable

Specifications

Material

High Speed Steel

Drill Size

5/16"

Decimal Drill Size

0.3125"

Overall Length

6"

Flute Length

3-3/16"

Drill type

Fractional Sizes