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Long twist drill bit DIN 340 type FS HSS ground 4.2 mm

Long twist drill bit DIN 340 type FS HSS ground 4.2 mm

Long twist drill bit DIN 340 type FS HSS ground 4.2 mm
Item no: 1010407 305 

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Application
For normally machinable materials up to approx. 900 N/mm².

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
  • HSS, ground

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

Brand: LIZZARD
Material to be processed: Steel
Cutting edge diameter: 4,2 mm
Length: 119 mm
Chip flute length: 78 mm
Angle of the tip: 130 Degree
Cutting material: HSS
Surface: Vaporised
Tool holding device: Cylinder shank
Type: FS
DIN: 340
Coolant supply: External
Cutting direction: Right-hand cutting
Number of cutting edges: 2 PCS
f aluminium: 0,07 mm/r
Min. f in steel: 0,06 mm/r
Max. f in steel: 0,14 mm/r
Min. f in cast iron: 0,08 mm/r
Max. f in cast iron: 0,08 mm/r

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