Technical data:
Nominal ⌀ DC:7.8 mm
Coating:uncoated
Tool material:HSS E
Standard:DIN 338
Type:N
Tolerance nominal ⌀:h8
Point angle:130 degrees
Shank:Plain shank
Number of cutting edges Z:2
Through-coolant:no
recommended maximum drilling depth L2:63.3 mm
Flute length Lc:75 mm
Overall length L:117 mm
Shank ⌀ Ds:7.8 mm
Feed f in steel < 750xa0N/mm2:0.07 mm rev. Colour ring:red Type of product:Jobber drill Version: Profile ground: this ensures high concentricity and pitch accuracy. Precision ground point. Drill for production use.Reinforced core, bright finish.With point geometry shape C from size 2 mm Recommendation: Maximum drilling depth:L2 = LC - 1.5 × DC.