Product catagories

Search Products

4CNJ4 Cobalt Jobber-Length Drill Bits

$4.48

Bulk orders will be discounted, please contact us.

These drill bits meet National Aerospace Specification (NAS) 907 Type J for drill bits used in aircraft repair and production. They have a have a straw/bronze finish that improves their wear resistance, and they have spiral flutes that evacuate chips as the bits drill into a workpiece.

Product Number: 4CNJ4

Add to Wishlist Add to Compare

SEND INQUIRY

  • Description
Mfr Model 46746
Measurement System Wire
Drill Bit Size #76
Decimal Equivalent 0.02
Maximum Drilling Depth 1/8 in
Overall Length 7/8 in
Shank Diameter 1/64 in
Shank Type Machining Straight
Finish Machining Straw/Bronze
Material Machining Cobalt
Primary Material Application Hi-Temp Alloy; Stainless Steel; Steel
UNSPSC 27112801
Country of Origin USA (subject to change)
Cutting Direction Right Hand
Flute Length 3/16 in
Flute Type Spiral
Standards NAS 907 Type J
Series 550
Drill Bit Point Angle 135 °
Drill Bit Point Type Split Point
Number of Flutes 2
Spiral Direction Right Hand
Helix Angle 21° to 34°
Depth Dia Ratio 4xD
Primary Material Application ISO Code M; P; S
Material Grade Machining M42
Drill Length Class Jobber Length
Sheeter Drill No
Drill Point Length 0.0041 in
Shank Length 11/16 in
Coolant Fed Non-Coolant Through
Drill Diameter Tolerance +0.0000 in/-0.0005 in
Secondary Material Application Aluminum; Cast Iron; Hardened Steel; High Carbon Steel; Stainless Steel
Secondary Material Application ISO Code H; K; M; N; P
Web Construction Split

You may also like

× Success！success