Description
Straight major cutting edges and a special flute profile ensure good chip evacuation.
The robust cutter geometry ensures high-performance drilling with good process reliability.
A wide range of applications in steel materials thanks to a combination of tough ultra-fine grain carbide and an extremely wear-resistant coating.
Up to Dia. 1.9 with 4 facets, from Dia. 2 with relieved cone.

Product Data
Product type: Solid carbide high-performance drill, plain shank
Tool material: Solid carbide
DIN: 6537 L
Shank: DIN 6535 HA
Drilling depth: 6xD
Tolerance: h7
Number of cutting edges: 2
Point angle: 140deg
Coating: TiAlN
Internal coolant supply: 25 bar
Nominal Dia. Dc: 2.1 mm
L2: 13.9 mm
L: 55 mm
Dia. Ds: 4 mm
Feed (f), Steel <900 N: 0.07 mm/rev

Cutting Data
Alu plastics: 250
Alu: 200
Alu cast >10% Si: 160
Steel <500 N: 125
Steel <750 N: 115
Steel <900 N: 95
Steel <1100 N: 90
Steel <1400 N: 65
INOX <900 N: 35
INOX >900 N: 30
GG(G): 100
GGG: 65

Note
Flute length Lc = L2 + 1.5 x Dc.
Versions with HB and HE shank are available at the same price as HA.
For HB shanks: use order no. 122777.
For HE shanks: use order no. 122778.