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Description
Very stable multi-range drill with outstanding thermal resistance, reinforced drill core and a parabolic chip groove for optimized chip removal. Ideal for drilling into materials with medium and long chip lengths. Due to its thick core and special chip groove with a rounded rear edge, this drill is ideally suited for heavy-duty applications. It covers a wide range for types N, H and W.The titanium aluminium nitride coating offers high heat and oxidation resistance. Suitable for drilling hard materials without lubrication. Max. application temperature 700 ºC.











Attributes
Coat
TiAlN
Core
thick
Cutting direction
right-hand cutting
DIN
338
Diameter
8,4 mm
Drilling depth
5 x diameter
Groove profile
wide, with rounded rear edges
Length (battery)
117 mm
Material
HSS
Series
RUKO042258F
Shaft
Cylindrical shank
Spiral angle
40°
Spiral length
75 mm
Tip angle
130°
Tip bevel
Form C: Cross grinding
Tolerance
h8
Type
TL 3000