Technical data:
Nominal ⌀ DC:4.5 mm
Coating:TiN
Tool material:HSS
Standard:DIN 338
Type:N
Tolerance nominal ⌀:h8
Point angle:118 degrees
Helix angle:35-40 degrees
Shank:Plain shank
Number of cutting edges Z:2
Through-coolant:no
recommended maximum drilling depth L2:40.3 mm
Flute length Lc:47 mm
Overall length L:80 mm
Shank ⌀ Ds:4.5 mm
Feed f in steel < 500xa0N/mm2:0.09 mm rev. Colour ring:without Type of product:Jobber drill Version: Standard core without core taper.Precision ground point.Profile ground:High concentricity and pitch accuracy, drills for series production use.With point geometry shape C from size 2.4 mm Recommendation: Maximum drilling depth:L2 = LC - 1.5 × DC.