COBALT DRILL BIT SHORT POUCH 7.0MM
- Stock: In Stock
- Model: ALP92107
- Weight: 0.02kg
- Dimensions: 60.00cm x 4.00cm x 4.00cm
- SKU: ALP92107
- UPC: 9002740158059
190 samples sold
Product Views: 0
R 266.46
Ex Tax: R 231.70
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//HSS PZ-COBALT
STUB DRILL BITS
Size:
ø 7.0 x 74/34 mm
Packaged: Qty 1
Range of application:
5% cobalt-alloyed high-efficiency drills with re-inforced web. Specially suitable for drilling stainless steel, acid-resisting steel, springsteel. Best for hand held operations.
Strengths
- Self-centering, due to a special point shape
- More stable due to re-inforced web
- Extra short design for hand held drills
- Specially suitable for drilling stainless steel, acid-resisting steel, springsteel
- Best for hand held operations
- Break-resistant design
- High accurate centering
Alpen drill bits are manufactured in Austria.
| Cooling recommendations for Cobalt drills | |||
| Material | Hardness | Coolant | |
 |
Steel | < 400 N/mm2 | Emulsion |
|
|
Steel | < 850 N/mm2 | Emulsion |
|
|
Steel | < 1.100 N/mm2 | Emulsion |
|
|
Steel | < 1.300 N/mm2 | Emulsion or Oil |
 |
Stainless Steel | Emulsion | |
 |
Cast iron | Dry / Compressed Air / Emulsion | |
 |
Titanium | Oil | |
 |
Copper and Brass | Oil | |
 |
Aluminium | Emulsion | |
 |
Composites and Plastics | Emulsion / Water / Air | |
Sharpening angles and Point shapes
Drill bits are not all the same. Special materials and the different applications need different cutting angles and point shapes. Refer to the table below to learn more about point shapes and the lip angles.
 |
 |
 |
 |
Relieved cone,
|
Split Point AC,
|
Split Point C,
|
Centering Point-Shape E, 180° |
| Universal point-shape for a lot of drilling applications in steel and iron, non ferritic-materials, plastics and other materials. | Point-shape with increased performance and very good centering. This point shape is being used for all industrial drill bits. |
Special point-shape for stainless steels and special materials. |
Special point-shape for spot weld drills. |
//HSS PZ-COBALT
STUB DRILLS BITS
| Part No. | Diameter Ø mm |
Complete length L1 |
Cutting length L2 |
Grind |
| ALP92107 | 7.0 mm | 74 mm | 34 mm | 130° |
Packaged: Qty 1
