N78 A100 HSS JOBBER DRILL
N78 A100 HSS JOBBER DRILL
DOR5966757
5966757
5.20
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- Color: Dark Gray
- Cutting Depth: 4XD
- Drill Size - Decimal Inch: 0.016in
- Drill Size - Number: #78
- Flute Length: 5mm
- Flute Type: Spiral
- Hand Direction: Right Hand
- Included Angle: 118°
- Material: HSS
- Number of Flutes: 2
- Overall Length: 20mm
- Point Type: Split/Self-Centering
- Series: A100
- Shank Type: Straight
- Surface Treatment: Steam Tempered
- System of Measurement: Imperial
- Through Coolant (Yes/No): No
- Type: Type N General Purpose
- Has Attributes: Yes
- Has Image: Yes
The A100 is the deliverable and widely tested short twist drill for general applications. The A100 is recognizable by the famous silver ring where the size indication is clearly legible. The A100 HSS DIN338RN twist drill is precision ground to achieve good hole quality and reliable stand time in general applications. The steam-releasing (black) surface holds better coolants and lubricants in favor of the lifetime and quality of the hole.
- Application
- Item Features
- Standards
For general drilling applications
- High speed steel (HSS) provides good wear resistance and can be used in general purpose applications for both ferrous and non-ferrous materials
- Oxide prevents chip building, galling and welding on the workpiece
- It is commonly used on low carbons, stainless steel and ferrous metals
- Spiral flutes are constructed with a higher flute angle to remove chips more easilyregular helix formtapered web configuration
- No coolant channel
DIN 338