HSS jobber drill N, uncoated, ⌀ D_C h8: 17,75mm

Article no.: 116320 17,75

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Product details

Nominal ⌀ D_C		17.75 mm
Coating		uncoated
Tool material		HSS
Standard		DIN 345
Type		N
Tolerance nominal ⌀		h8
Point angle		118 degrees
Helix angle		20-30 degrees
Shank		Morse taper
Number of cutting edges Z		2
Through-coolant		no
recommended maximum drilling depth L₂		103.4 mm
Flute length L_c		130 mm
Overall length L		228 mm
Morse taper MT size		2
Feed f in steel < 750 N/mm²		0.2 mm/rev.
Colour ring		without
Type of product		Jobber drill

Special surface treatment, resulting in reduced tendency to edge build-up and improved chip evacuation.

Maximum drilling depth:
L₂ = L_C- 1.5 × D_C.

For suitable reducing adapters for tools with MT shanks see No. 343000-343530.