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High-precision countersink 90°, uncoated, External ⌀ D_c: 12,4mm

Article no.: 150150 12,4

High-precision countersink 90°, uncoated, External ⌀ D<sub>c</sub>: 12,4mm

External ⌀ D_c (mm):

4,3
5
6
6,3
7
8
8,3
10
10,4
11,5
12,4
15
16,5
19
20,5
23
25
31
40

Quantity

Countersink tip angle: 90
Tool material: HSS
Number of cutting edges Z: 3
Standard: DIN 335 C
Shank: Plain shank with h9

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Countersink set No. 150150 in a case 90°, uncoated, Number of countersinks: 17

Article no.: 150310 17

Countersink tip angle: 90

Tool material: HSS

Number of cutting edges Z: 3

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Product details

Technical Data

External ⌀		12.4 mm
Coating		uncoated
Countersink tip angle		90 degrees
Tool material		HSS
Number of cutting edges Z		3
Standard		DIN 335 C
Shank		Plain shank with h9
Through-coolant		no
smallest countersink ⌀ for holes from		2.8 mm
Overall length L		56 mm
Shank ⌀ D_s		8 mm
for countersunk screws DIN 7991		M6
Feed f in steel < 500 N/mm²		0.12 mm/rev.
Shank tolerance		h9
Colour ring		without
Type of product		Stepped drill and countersink

Identification numbers & Classifications

Article number		150150 12,4
EAN / GTIN		4045197085511
Manufacturer number		150150 12,4

Application Table

Description

Version:

All countersinks have 3 cutting edges, radially relieved.
Flutes are ground from solid.
High-precision countersink, produced with tight manufacturing tolerances similar to DIN 335-C.

Application:

High precision countersinks for chatter-free countersinking.

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Data sheet

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Coating	uncoated	TiAlN	uncoated	TiN	uncoated	uncoated	TiAlN	TiAlN	TiAlN	TiAlN	TiAlN	TiAlN
Colour ring	without	green	without	green	without	without	green	green	green	green	green	green
for countersunk screws DIN 7991	M6	M6	M6	M6	M6	M6	M6	M6	M6	M6	M6	M6
Standard	DIN 335 C	DIN 335 C	DIN 335 C	DIN 335 C	Manufacturer’s standard	DIN 335 C	DIN 335 C	DIN 335 C	Manufacturer’s standard	Manufacturer’s standard	DIN 335 C	DIN 335 C
Shank	Plain shank with h9	Plain shank with h9	Plain shank with h9	Plain shank with h9	Plain shank with h9	Shank with h9 and three drive flats	Plain shank with h9	Shank with h9 and three drive flats	Parallel shank to h9	Three clamping flats to h9	Three clamping flats to h9	Plain shank with h9
smallest countersink ⌀ for holes from	2.8 mm	2.8 mm	2.8 mm	2.8 mm	2.8 mm	2.8 mm	2.8 mm	2.8 mm	2.8 mm	2.8 mm	2.8 mm	2.8 mm
Feed f in steel < 500 N/mm²	0.12 mm/rev.	0.12 mm/rev.	0.12 mm/rev.	0.12 mm/rev.	0.12 mm/rev.	0.12 mm/rev.	0.13 mm/rev.	0.13 mm/rev.	0.13 mm/rev.	0.13 mm/rev.	0.12 mm/rev.	0.12 mm/rev.