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HOFFMANN – 112000

Description

GARANT NC Spotting Drill HSS-E 90°N ,

Technical specification

≥ ⌀ 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.

Technical Data

112000 5

112000 6

112000 8

Shank tolerance

h6

h6

h6

Flute length Lc

15 mm

20 mm

25 mm

Nominal ⌀ DC

5 mm

6 mm

8 mm

Feed f in steel < 900 N/mm2

0.04 mm/rev.

0.05 mm/rev.

0.07 mm/rev.

Shank ⌀ Ds

5 mm

6 mm

8 mm

Overall length L

60 mm

66 mm

79 mm

Shank

DIN 1835 B to h6

DIN 1835 B to h6

DIN 1835 B to h6

Coating

Uncoated

uncoated

Uncoated

Tool material

HSS E

HSS E

HSS E

Standard

Manufacturer’s standard

Manufacturer’s standard

Manufacturer’s standard

Type

N

N

N

Tolerance nominal ⌀

h6

h6

h6

Point angle

90°

90°

90°

Number of cutting edges Z

2

2

2

Through-coolant

No

No

No

Colour ring

Without

Without

Without

Type of product

Spotting drill

Spotting drill

Spotting drill

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