Search Products

644M75 High-Speed Steel Extended-Length Drill Bits

$354.41

Bulk orders will be discounted, please contact us.

Product Number: 644M75

Mfr Model	4169282
Measurement System	Fractional Inch
Drill Bit Size	5/16 in
Decimal Equivalent	0.3125
Maximum Drilling Depth	1-1/4 in
Overall Length	12 in
Shank Type Machining	Straight
Finish Machining	Black Oxide
Material Machining	High Speed Steel
Primary Material Application	Steel
UNSPSC	27112801
Country of Origin	Germany (subject to change)
Cutting Direction	Right Hand
Flute Length	3-3/16 in
Flute Type	Spiral
Standards	Not Rated
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
Shank Dia	5/16 in
Primary Material Application ISO Code	P
Material Grade Machining	General Purpose
Drill Length Class	Extra Long
Sheeter Drill	No
Drill Point Length	0.0647 in
Shank Length	8-13/16 in
Coolant Fed	Non-Coolant Through
Drill Diameter Tolerance	+0.0000 in /-0.0010 in
Secondary Material Application	Aluminum; Brass; Bronze; Composite; Copper; Graphite; Steel
Secondary Material Application ISO Code	N; O; P

Search Products