Description
Similar to DIN 6539 (extra short).
Nominal Ø and shank Ø equal.
Product Data
Product type: Solid carbide jobber drill extra short
Material: Solid carbide
DIN: 6539
Type: N
Tolerance: h7
Point angle: 118°
Helix angle: 30°
Shank tolerance: h7
Nominal Ø Dc: 7.3 mm
L2: 23.2 mm
L: 74 mm
Feed (f): 0.11 mm/rev
Coating: TiAlN
Cutting Data
Alu plastics: 260
Alu: 180
Alu cast >10% Si: 180
Steel <500 N: 90
Steel <750 N: 90
Steel <900 N: 80
Steel <1100 N: 60
Steel <1400 N: 35
INOX <900 N: 35
INOX >900 N: 25
Ti >850 N: 25
GG(G): 90
CuZn: 180
Note
Flute length Lc = L2 + 1.5 × Dc.
Non slip clamping in drill chuck No. 341050 with diamond coated jaws.