Description
Cutting chisel edge with high centring accuracy due to strong core and special point geometry.
Straight major cutting edges with slightly honed edges and special flute profile produce short chips.
Product Data
Product type: Solid carbide HPC drill
Shank: Plain shank DIN 6535 HA
Material: Solid carbide
DIN: 6537 K
Coating: TiAlN
Tolerance: h7
Point angle: 135°
Internal cooling: 25 bar
Shank tolerance: h6 DIN 6535 HA
Application: HPC drill
Ø Dc: 8.5 mm
L2: 34.3 mm
L: 89 mm
Ø Ds: 10 mm
Feed (f): 0.12 mm/rev
Flute length Lc: L2 + 1.5 x Dc
Cutting Data (vc, m/min)
Alu: 245
Steel <500 N: 110
Steel <750 N: 90
Steel <900 N: 85
Steel <1100 N: 60
Steel <1400 N: 35
INOX <900 N: 55
INOX >900 N: 50
Ti >850 N: 35
Note
Flute length Lc = L2 + 1.5 x Dc.
Form HB and HE supplied at the same price as HA.
Form HB: order with No. 122385.
Form HE: order with No. 122380 + 129100HE.