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COBALT DRILL BIT SHORT POUCH 7.5MM

COBALT DRILL BIT SHORT POUCH 7.5MM
COBALT DRILL BIT SHORT POUCH 7.5MM
//HSS PZ-COBALT STUB DRILL BITS

Size: ø 7.5 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 Steel < 400 N/mm2 Emulsion
Steel Steel < 850 N/mm2 Emulsion
Steel Steel < 1.100 N/mm2 Emulsion
Steel Steel < 1.300 N/mm2 Emulsion or Oil
Stainless Steel Stainless Steel   Emulsion
Cast Iron Cast iron   Dry / Compressed Air / Emulsion
Titanium Titanium   Oil
Copper and Brass Copper and Brass   Oil
Aluminium Aluminium   Emulsion
Composite Materials 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, 118 deg  Split Point AC, 118 deg  Split Point C, 130 deg  Centering point - 180 deg 

Relieved cone,
118°

Split Point AC,
118°

Split Point C,
130°

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.

Alpen HSS Cobalt series drill bit features

//HSS PZ-COBALT STUB DRILLS BITS

Part No. Diameter
Ø mm
Complete
length L1
Cutting
length L2
Grind
ALP921075 7.5 mm 74 mm 34 mm 130°

Packaged: Qty 1

Alpen HSS PZ-Cobalt series specifications

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Recommended Price
R 142.00
Ex Tax: R 123.48
  • Stock: 26
  • Model: ALP921075
  • Weight: 0.02kg
  • Dimensions: 18.00mm x 4.00mm x 4.00mm
  • SKU: ALP921075
  • UPC: 9002740158066
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