Product Name: HSS Aircraft Extension Extra Long Drill Bit
Material: HSS (HSS-Cobalt is Available)
Process: Fully Ground (Rolled & Polished, Rolled, Milled are Available)
Standard: Extra Long DIN1869 (DIN338, Stub DIN1897, Long DIN340,
Blacksmith Reduced Shank 10mm, 13mm, DIN345 Taper Shank are Available)
6,12 inch Airctraft Extensoin (Jobber Length, Stub Screw Machine Length, Long Taper Length, Silver & Deming 1/2" Reduced Shank are Available)
Size:1-13mm, 1/16" - 1"
Point Type: 135 Degree Split Point (118 Degree Regular Point, Turbo Max Point, Pilot Point are Available)
Shank Type: Straight Shank (Hex Shank, Tri-Flats Shank, Double R Hex Shank, Reduced Shank,
Threaded Hex Shank, Taper Shank are Available)
Helix Angle: Regular Spiral Type N (Slow Spiral Type H, Fast Spiral Type W, Left Hand Spiral are Available)
Web & Flute Type: Regular Web & Flute (Thick Web with Parabolic Flute, Heavy Duty Web with Regular Flute are Available)
Surface Finish: Bright (Black Oxide, Amber Color, Titanium, Black & Gold, Black & Bright are Available)
Package: 10/5 Pcs in PVC Pouch, Plastic Box, Individually in Skin Card, Double Blister, Clamshell.
1.High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance.
2.No center punch is needed, the aggressive 135° Quick-Cut points are self-centering and penetrate quickly with less pressure. Will not "walk" or "wander".
3.Precision ground point, flutes, body, clearance and drill diameter for the ultimate in accuracy and performance.
4.High Speed Steel(HSS) Aircraft Extension Drill Bits are made to the NAS 907 type J, type B standard.
5.Long flute and overall length design is for jobs requiring extra reach or for deep hole drilling.