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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
22,60
4,3
1,3
4
40
84493104300
22,60
5,0
1,5
4
40
84493105000
22,60
5,3
1,5
4
40
84493105300
22,60
5,8
1,5
5
45
84493105800
22,60
5,8
1,5
6 *
45
84493105860
22,60
6,0
1,5
5
45
84493106000
22,60
6,0
1,5
6 *
45
84493106060
22,60
6,3
1,5
5
45
84493106300
22,60
6,3
1,5
6 *
45
84493106360
22,60
6,35
1/4"
1,5
6,35
45
84493106350
22,60
7,0
1,8
6
50
84493107000
27,05
7,3
1,8
6
50
84493107300
27,05
7,93
5/16"
2,0
6,35
45
84493107930
27,05
8,0
2,0
6
50
84493108000
27,05
8,3
2,0
6
50
84493108300
27,05
9,0
2,2
6
50
84493109000
30,60
9,4
2,2
6
50
84493109400
30,60
9,52
3/8"
2,2
6,35
50
84493109520
30,60
10,0
2,5
6
50
84493110000
30,60
10,4
2,5
6
50
84493110400
30,60
11,5
2,8
8
56
84493111500
35,50
12,0
2,8
8
56
84493112000
35,50
12,4
2,8
8
56
84493112400
35,50
12,70
1/2"
2,9
6,35
50
84493112700
35,50
13,4
2,9
8
56
84493113400
44,30
14,4
2,9
8
56
84493114400
44,30
15,0
3,2
8 *
56
84493115080
44,30
15,0
3,2
10 *
60
84493115000
44,30
15,87
5/8"
3,2
9,52
60
84493115870
44,30
16,5
3,2
8 *
56
84493116580
44,30
16,5
3,2
10 *
60
84493116500
44,30
19,0
3,5
10
63
84493119000
55,55
19,05
3/4"
3,5
9,52
60
84493119050
55,55
20,5
8 *
84493120580
55,55
20,5
3,5
10 *
63
84493120500
55,55
23,0
3,8
10
67
84493123000
71,80
25,0
3,8
10
67
84493125000
71,80
25,4
1"
3,8
9,52
70
84493125400
71,80
26,0
3,8
10
67
84493126000
87,45
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
283.1
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
215.5