Technical data:
Nominal ⌀ DC:3.1 mm
Coating:TiAlN
Tool material:HSS E
Standard:DIN 340
Type:FS
Tolerance nominal ⌀:h8
Point angle:130 degrees
Helix angle:38 degrees
Shank:Plain shank
Number of cutting edges Z:2
Through-coolant:no
recommended maximum drilling depth L2:64.4 mm
Flute length Lc:69 mm
Overall length L:106 mm
Shank ⌀ Ds:3.1 mm
Feed f in steel < 750xa0N/mm2:0.03 mm rev. Colour ring:without Type of product:Jobber drill Version: Significantly strengthened core without taper.Precision ground point.With specially shaped slots. Designed for deep holes up to 10×D and materials with critical chip formation characteristics.With TiAlN coating for long tool lives. Recommendation: Maximum drilling depth:L2 = LC - 1.5 × DC. Note: Suitable NC spotting drills No. 112120, 112140 and 112170 with 142° tip angle for enhanced process reliability