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Countersinks
Three flutes countersinks
90° Angle
Red'X coating
HSS-E Cobalt + Red'X = hardness 65 HRC, to machine steels up to 1000 N/mm², Cast irons up to 200 HB, copper, brass, bronze, aluminium. The Red'X coating = hardness 3500 HV considerably increases the tool life for intensive use, by increasing wear resistance and improving surface finish.
General tolerances
Red'X 4931
DIN 335-C
Angle :
90°
Material :
HSS-E Cobalt
Coating :
Red'X
Serie :
metric right hand cut
Use :
machine use
Type :
Metric
Catalog 239 :
D
mm
D
inch
d1
maxi
d2
L
Reference
€ Unit
4,0
1,3
4
40
84493104000
21,94
4,3
1,3
4
40
84493104300
21,94
5,0
1,5
4
40
84493105000
21,94
5,3
1,5
4
40
84493105300
21,94
5,8
1,5
5
45
84493105800
21,94
5,8
1,5
6 *
45
84493105860
21,94
6,0
1,5
5
45
84493106000
21,94
6,0
1,5
6 *
45
84493106060
21,94
6,3
1,5
5
45
84493106300
21,94
6,3
1,5
6 *
45
84493106360
21,94
6,35
1/4"
1,5
6,35
45
84493106350
21,94
7,0
1,8
6
50
84493107000
26,25
7,3
1,8
6
50
84493107300
26,25
7,93
5/16"
2,0
6,35
45
84493107930
26,25
8,0
2,0
6
50
84493108000
26,25
8,3
2,0
6
50
84493108300
26,25
9,0
2,2
6
50
84493109000
29,68
9,4
2,2
6
50
84493109400
29,68
9,52
3/8"
2,2
6,35
50
84493109520
29,68
10,0
2,5
6
50
84493110000
29,68
10,4
2,5
6
50
84493110400
29,68
11,5
2,8
8
56
84493111500
34,42
12,0
2,8
8
56
84493112000
34,42
12,4
2,8
8
56
84493112400
34,42
12,70
1/2"
2,9
6,35
50
84493112700
34,42
13,4
2,9
8
56
84493113400
43,00
14,4
2,9
8
56
84493114400
43,00
15,0
3,2
8 *
56
84493115080
43,00
15,0
3,2
10 *
60
84493115000
43,00
15,87
5/8"
3,2
9,52
60
84493115870
43,00
16,5
3,2
8 *
56
84493116580
43,00
16,5
3,2
10 *
60
84493116500
43,00
19,0
3,5
10
63
84493119000
53,93
19,05
3/4"
3,5
9,52
60
84493119050
53,93
20,5
8 *
84493120580
53,93
20,5
3,5
10 *
63
84493120500
53,93
23,0
3,8
10
67
84493123000
69,70
25,0
3,8
10
67
84493125000
69,70
25,4
1"
3,8
9,52
70
84493125400
69,70
26,0
3,8
10
67
84493126000
84,86
Articles/page 
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* Please mention the shank Ø when ordering

Sets

Designation
Composition
Reference
€ Unit
SET 5 C'SINKS 4931 10,4-16,5-20,5-25-31
Ø 10,4 - 16,5 - 20,5 - 25 - 31
84493100000
274.85
SET 6 C'SINKS 4931/2 6,3-8,3-10,4-12,4-16,5-20,5
Ø 6,3-8,3-10,4-12,4-16,5-20,5
84493100002
209.22