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Long twist drill bit DIN 340 type FW HSS ground 7.9 mm

Long twist drill bit DIN 340 type FW HSS ground 7.9 mm

Long twist drill bit DIN 340 type FW HSS ground 7.9 mm
Item no: 1010408 170 

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Available in 6-8 working days.

Application
For carbon steels up to approx. 500 N/mm² strength. Aluminium and aluminium alloys, zinc, refined copper, silumin, nylon, Perlon,
polystyrene, PVC.

Execution
  • With straight shank
  • Right-cutting
  • Cone polished section
  • Tip angle 130°
  • With thinned chisel edge in accordance with DIN 1412 shape A
  • Wide chip grooves with highly rounded back edges
  • Polished chip flutes for optimum chip removal in soft materials
  • HSS, ground

Notes
For drilling deep holes (5–10 x D) without chip removal.

Brand: HARTNER
Material to be processed: Aluminium
Cutting edge diameter: 7,9 mm
Length: 165 mm
Chip flute length: 116 mm
Angle of the tip: 130 Degree
Cutting material: HSS
Surface: Uncoated
Tool holding device: Cylinder shank
Type: FW
DIN: 340
Coolant supply: External
Cutting direction: Right-hand cutting
Number of cutting edges: 2 PCS
f aluminium: 0,10 mm/r
Min. f in non-ferrous metals: 0,10 mm/r
Max. f in non-ferrous metals: 0,14 mm/r
Min. f in steel: 0,10 mm/r
Max. f in steel: 0,10 mm/r

Manufacturer part no.: 81350 7,9

EAN no.: 4031096092705

Product Datasheet Datasheet cutting values
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