Technical data:
Shank tolerance:h6
Nominal ⌀ DC:4 mm
Coating:TiAlN
Tool material:HSS E PM
Standard:Manufacturer’s standard
Type:N
Tolerance nominal ⌀:h6
Point angle:90 degrees
Shank:DIN 1835 B to h6
Number of cutting edges Z:2
Through-coolant:no
Flute length Lc:12 mm
Overall length L:55 mm
Shank ⌀ Ds:4 mm
Feed f in steel < 900xa0N/mm2:0.04 mm rev. Colour ring:without Type of product:Spotting drill Version: ≥ ⌀ 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.High-performance NC spotting drill. Tool substrate made of sintered powder metallurgy for applications demanding high standards of tool life and accurate centring. Very good wear resistance in stainless steels. Note: Use speed for the actual hole ⌀(not necessarily the speed for the drill outer ⌀).