Description
≥ Ø 6 mm with drive flat to DIN 1835-B.
Precision centred ground point with thin chisel edge - gives easy spot drilling and high accuracy of the centre hole form. Very sturdy due to short flutes.
Product Data
Product type: NC spotting drill plain shank
Variant: 120° N
Material: HSS-E
Type: N
Tolerance: h6
Point angle: 120°
Shank: Plain shank
Standard: DIN 1835-B drive flat from Ø 6 mm
Cutting edges: 2
Coating / surface: TiAlN
Ø Dc h6: 5 mm
Lc: 15 mm
L: 120 mm
Ø Ds: 5 mm
Feed (f): 0.04 mm/rev
Cutting Data (vc, m/min)
Alu plastics: 87
Alu: 56
Alu cast >10% Si: 50
Steel <500 N: 50
Steel <750 N: 37
Steel <900 N: 31
Steel <1100 N: 12
Steel <1400 N: 10
INOX <900 N: 15
INOX >900 N: 10
Ti >850 N: 6
GG(G): 31
CuZn: 100
Application
Point angle 120° so that the cutting edges of the following drill engage easily.
Note
Use speed for the actual hole Ø (not necessarily the speed for the drill outer Ø).