Kennametal 6351224 0.3125 in Drill Bit Size, 5.4300 in Flute Length, 7.1300 in OAL, 2 Flutes, Carbide, Extra Length Drill Bit
KENNAM 6351224
$509.96
/ EA
Out of Stock
- Drill Bit Size - Decimal: 0.3125 in
- Drill Bit Size - Fractional: 5/16 in
- Drill Bit Size - Metric: 7.9375 mm
- Drill Bit Material: Carbide
- Overall Length: 7.13 in
- Drill Point Length: 0.053 in
- Finish/Coating: Uncoated
- Flute Length: 5.43 in
- Hand of Tool: R - Right
- Helix Angle: 29.806 deg
- Number of Flutes: 2
- Shank Diameter - Decimal: 0.3150 in
- Shank Length: 1.57 in
- Shank Type: Straight
- Shank Diameter - Metric: 8 mm
- Flat bottom drills with through coolant
- Application-specific SC drills that combine two operations in one:
1) Eliminate the 180° end mill in flat-bottom drilling or when preparing an inclined or curved surface for drilling. 2) After full cylindrical engagement, the drill runs at normal solid carbide drilling parameters - Unique FB drill-point design with two effective cutting edges over center enable high feed rates
- Creates a true flat-bottom hole from O.D. to center
- Four-margin land design improves hole straightness and roundness and provides good alignment, even when drilling cross holes
- Three grades-geometry-combinations available to cover most common materials