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Drill Service (Horley) Ltd
Contact sales on sales@drill-service.co.uk or call +44 (0)1293774911
CS3F - CSCO3F - HSS & HSCo Countersinks, 3 flute
For deburring, countersinking and chamfering of holes, e.g.for screw heads and rivets. Also suitable for cylindrical counterboring of screw holes and chamfering of tapping holes. Available with 60, 82, 90, 100, 110 and 120 degree angles.
Other sizes available on request.
|
Part No.
|
Description
|
|
O/A Length
|
Flutes
|
Shank Dia.
|
Morse Taper Size
|
Min Cutting Dia.
|
Max Cutting Dia.
|
Point Angle
|
Price
|
|
CS3F-4.30X90
|
HSS Countersink
|
|
40.0
|
3
|
4.000
|
0
|
0.000
|
4.300
|
90
|
£9.89
|
|
CSCO3F-4.3X90
|
HSCo Countersink
|
|
40.0
|
3
|
4.000
|
0
|
1.200
|
4.300
|
90
|
£13.12
|
|
CS3F-5.00X90
|
HSS Countersink
|
|
40.0
|
3
|
4.000
|
0
|
0.000
|
5.000
|
90
|
£9.89
|
|
CS3F-5.30X90
|
HSS Countersink
|
|
40.0
|
0
|
4.000
|
0
|
0.000
|
5.300
|
90
|
£7.08
|
|
CSCO3F-5.3X90
|
HSCo Countersink
|
|
40.0
|
3
|
4.000
|
0
|
1.520
|
5.300
|
90
|
£13.42
|
|
CS3F-5.80X90
|
HSS Countersink
|
|
45.0
|
3
|
5.000
|
0
|
0.000
|
5.800
|
90
|
£7.16
|
|
CS3F-6.00X90
|
HSS Countersink
|
|
45.0
|
3
|
5.000
|
0
|
0.000
|
6.000
|
90
|
£10.05
|
|
CSCO3F-6.3X90
|
HSCo Countersink
|
|
45.0
|
3
|
5.000
|
0
|
1.500
|
0.000
|
90
|
£13.73
|
|
CSCO3F-7.3X90
|
HSCo Countersink
|
|
45.0
|
3
|
5.000
|
0
|
1.500
|
0.000
|
90
|
£14.36
|
|
CSCO3F-6.3X30
|
HSCo Countersink
|
|
50.0
|
3
|
5.000
|
0
|
0.000
|
6.300
|
30
|
£31.40
|
|
CSCO3F-6.3X60
|
HSCo Countersink
|
|
45.0
|
3
|
5.000
|
0
|
1.600
|
6.300
|
60
|
£15.61
|
|
CSCO3F-6.3X82
|
HSCo Countersink
|
|
45.0
|
3
|
5.000
|
0
|
0.000
|
6.300
|
82
|
£27.34
|
|
CSCO3F-6.3X100
|
HSCo Countersink
|
|
44.0
|
3
|
5.000
|
0
|
0.000
|
6.300
|
100
|
£33.42
|
|
CSCO3F-6.3X120
|
HSCo Countersink
|
|
43.0
|
3
|
5.000
|
0
|
0.000
|
6.300
|
120
|
£27.34
|
|
CSCO3F-1/4X60
|
HSCo Countersink
|
|
48.0
|
3
|
4.762
|
0
|
0.000
|
6.350
|
60
|
£13.73
|
|
Part No.
|
Description
|
|
O/A Length
|
Flutes
|
Shank Dia.
|
Morse Taper Size
|
Min Cutting Dia.
|
Max Cutting Dia.
|
Point Angle
|
Price
|
|
CSCO3F-1/4X82
|
HSCo Countersink
|
|
44.0
|
3
|
4.762
|
0
|
0.000
|
6.350
|
82
|
£19.97
|
|
CSCO3F-1/4X90
|
HSCo Countersink
|
|
44.0
|
3
|
4.762
|
0
|
0.000
|
6.350
|
90
|
£13.12
|
|
CSCO3F-1/4X100
|
HSCo Countersink
|
|
44.0
|
3
|
4.762
|
0
|
0.000
|
6.350
|
100
|
£19.97
|
|
CS3F-1/4X100
|
HSS Countersink
|
|
38.1
|
0
|
4.762
|
0
|
0.000
|
6.350
|
100
|
£8.76
|
|
CS3F-1/4X110
|
HSS Countersink
|
|
38.1
|
0
|
4.762
|
0
|
0.000
|
6.350
|
110
|
£8.76
|
|
CS3F-1/4X120
|
HSS Countersink
|
|
38.1
|
0
|
4.762
|
0
|
0.000
|
6.350
|
120
|
£8.17
|
|
CS3F-7.00X90
|
HSS Countersink
|
|
50.0
|
3
|
6.000
|
0
|
0.000
|
7.000
|
90
|
£7.50
|
|
CS3F-7.30X90
|
HSS Countersink
|
|
50.0
|
3
|
6.000
|
0
|
0.000
|
7.300
|
90
|
£7.66
|
|
CS3F-8.00X90
|
HSS Countersink
|
|
50.0
|
3
|
6.000
|
0
|
0.000
|
8.000
|
90
|
£10.91
|
|
CSCO3F-8.00X60
|
HSCo Countersink
|
|
50.0
|
3
|
6.000
|
0
|
2.000
|
8.000
|
60
|
£16.86
|
|
CSCO3F-8.00X82
|
HSCo Countersink
|
|
44.0
|
3
|
8.000
|
0
|
0.000
|
8.000
|
82
|
£18.73
|
|
CS3F-8.30X90
|
HSS Countersink
|
|
50.0
|
3
|
6.000
|
0
|
0.000
|
8.300
|
90
|
£7.98
|
|
CS3FZ-8.30X90
|
HSS Countersink
|
|
50.0
|
3
|
6.000
|
0
|
2.000
|
8.300
|
90
|
£35.73
|
|
CSCO3F-8.3X60
|
HSCo Countersink
|
|
52.0
|
3
|
6.000
|
0
|
0.000
|
8.300
|
60
|
£19.00
|
|
CSCO3F-8.3X82
|
HSCo Countersink
|
|
50.0
|
3
|
6.000
|
0
|
0.000
|
8.300
|
82
|
£28.85
|
|
Part No.
|
Description
|
|
O/A Length
|
Flutes
|
Shank Dia.
|
Morse Taper Size
|
Min Cutting Dia.
|
Max Cutting Dia.
|
Point Angle
|
Price
|
|
CSCO3F-8.3X100
|
HSCo Countersink
|
|
49.0
|
3
|
6.000
|
0
|
0.000
|
8.300
|
100
|
£34.94
|
|
CSCO3F-8.3X120
|
HSCo Countersink
|
|
48.0
|
3
|
6.000
|
0
|
0.000
|
8.300
|
120
|
£28.85
|
|
CSCO3F-9.4X90
|
HSCo Countersink
|
|
50.0
|
3
|
6.000
|
0
|
2.200
|
9.400
|
90
|
£14.98
|
|
CS3F-9.40X90
|
HSS Countersink
|
|
50.0
|
3
|
6.000
|
0
|
0.000
|
9.400
|
90
|
£13.46
|
|
CSCO3F-3/8X82
|
HSCo Countersink
|
|
44.5
|
3
|
6.350
|
0
|
0.000
|
9.525
|
82
|
£23.40
|
|
CSCO3F-3/8X60
|
HSCo Countersink
|
|
48.0
|
3
|
6.350
|
0
|
0.000
|
9.525
|
60
|
£16.23
|
|
CSCO3F-3/8X90
|
HSCo Countersink
|
|
44.5
|
3
|
6.350
|
0
|
0.000
|
9.525
|
90
|
£14.98
|
|
CSCO3F-3/8X100
|
HSCo Countersink
|
|
44.5
|
3
|
6.350
|
0
|
0.000
|
9.525
|
100
|
£23.40
|
|
CSCO3F-3/8X120
|
HSCo Countersink
|
|
44.5
|
3
|
6.350
|
0
|
0.000
|
9.525
|
120
|
£29.34
|
|
CS3F-3/8X100
|
HSS Countersink
|
|
44.4
|
0
|
12.700
|
0
|
0.000
|
10.000
|
100
|
£7.66
|
|
CS3F-3/8X110
|
HSS Countersink
|
|
44.4
|
0
|
6.350
|
0
|
0.000
|
10.000
|
110
|
£7.66
|
|
CSCO3F-10.00X60
|
HSCo Countersink
|
|
46.0
|
3
|
8.000
|
0
|
0.000
|
10.000
|
60
|
£17.48
|
|
CS3F-10.00X90
|
HSS Countersink
|
|
50.0
|
0
|
6.000
|
0
|
0.000
|
10.000
|
90
|
£13.24
|
|
CSCO3F-10.00X90
|
HSCo Countersink
|
|
50.0
|
3
|
8.000
|
0
|
2.500
|
10.000
|
90
|
£20.91
|
|
CS3F-10.40X90
|
HSS Countersink
|
|
50.0
|
0
|
6.000
|
0
|
0.000
|
10.400
|
90
|
£13.30
|
|
Part No.
|
Description
|
|
O/A Length
|
Flutes
|
Shank Dia.
|
Morse Taper Size
|
Min Cutting Dia.
|
Max Cutting Dia.
|
Point Angle
|
Price
|
|
CSCO3F-10.4X60
|
HSCo Countersink
|
|
53.0
|
3
|
6.000
|
0
|
0.000
|
10.400
|
60
|
£22.54
|
|
CSCO3F-10.4X90
|
HSCo Countersink
|
|
50.0
|
3
|
6.000
|
0
|
2.500
|
10.400
|
90
|
£14.98
|
|
CSCO3F-10.40X82
|
HSCo Countersink
|
|
50.0
|
3
|
6.000
|
0
|
0.000
|
10.400
|
82
|
£30.38
|
|
CSCO3F-10.4X100
|
HSCo Countersink
|
|
49.0
|
3
|
6.000
|
0
|
0.000
|
10.400
|
100
|
£36.46
|
|
CSCO3F-10.4X120
|
HSCo Countersink
|
|
48.0
|
3
|
6.000
|
0
|
0.000
|
10.400
|
120
|
£30.38
|
|
CS3F-11.50X90
|
HSS Countersink
|
|
56.0
|
0
|
8.000
|
0
|
0.000
|
11.500
|
90
|
£10.60
|
|
CSCO3F-11.5X90
|
HSCo Countersink
|
|
56.0
|
3
|
8.000
|
0
|
2.800
|
11.500
|
90
|
£16.23
|
|
CSCO3F-12.40X90
|
HSCo Countersink
|
|
56.0
|
3
|
8.000
|
0
|
2.800
|
12.500
|
90
|
£16.86
|
|
CS3F-12.40X90
|
HSS Countersink
|
|
56.0
|
0
|
8.000
|
0
|
0.000
|
12.400
|
90
|
£13.88
|
|
CSCO3FLS-12.4X90
|
HSCO Countersink
|
|
108.0
|
3
|
10.000
|
0
|
2.800
|
0.000
|
90
|
£39.46
|
|
CSCO3F-12.4X30
|
HSCo Countersink
|
|
65.0
|
3
|
8.000
|
0
|
0.000
|
12.400
|
30
|
£47.59
|
|
CSCO3F-12.4X60
|
HSCo Countersink
|
|
60.0
|
3
|
8.000
|
0
|
0.000
|
12.400
|
60
|
£26.32
|
|
CSCO3F-12.4X82
|
HSCo Countersink
|
|
56.0
|
3
|
8.000
|
0
|
0.000
|
12.400
|
82
|
£39.98
|
|
CSCO3F-12.4X100
|
HSCo Countersink
|
|
55.0
|
3
|
8.000
|
0
|
0.000
|
12.400
|
100
|
£46.06
|
|
CSCO3F-12.4X120
|
HSCo Countersink
|
|
54.0
|
3
|
8.000
|
0
|
0.000
|
2.400
|
120
|
£39.98
|
|
Part No.
|
Description
|
|
O/A Length
|
Flutes
|
Shank Dia.
|
Morse Taper Size
|
Min Cutting Dia.
|
Max Cutting Dia.
|
Point Angle
|
Price
|
|
CSCO3F-12.50X60
|
HSCo Countersink
|
|
56.0
|
3
|
8.000
|
0
|
3.200
|
12.500
|
60
|
£14.66
|
|
CSCO3F-12.50X100
|
HSCo Countersink
|
|
48.0
|
3
|
8.000
|
0
|
0.000
|
12.500
|
100
|
£21.10
|
|
CSCO3F-1/2X60
|
HSCo Countersink
|
|
51.0
|
3
|
7.938
|
0
|
0.000
|
12.700
|
60
|
£18.11
|
|
CSCO3F-1/2X82
|
HSCo Countersink
|
|
48.0
|
3
|
7.938
|
0
|
0.000
|
12.700
|
82
|
£26.22
|
|
CSCO3F-1/2X90
|
HSCo Countersink
|
|
48.0
|
3
|
7.938
|
0
|
0.000
|
12.700
|
90
|
£16.23
|
|
CSCO3F-1/2X100
|
HSCo Countersink
|
|
48.0
|
3
|
7.938
|
0
|
0.000
|
12.700
|
100
|
£26.22
|
|
CS3F-13.40X90
|
HSS Countersink
|
|
56.0
|
0
|
8.000
|
0
|
0.000
|
13.400
|
90
|
£15.40
|
|
CS3F-15.00X90
|
HSS Countersink
|
|
60.0
|
0
|
10.000
|
0
|
0.000
|
15.000
|
90
|
£16.73
|
|
CSCO3F-15.0X90
|
HSCo Countersink
|
|
60.0
|
3
|
10.000
|
0
|
3.200
|
15.000
|
90
|
£28.68
|
|
CSCO3F-5/8X82
|
HSCo Countersink
|
|
57.5
|
3
|
9.525
|
0
|
0.000
|
15.875
|
82
|
£34.95
|
|
CSCO3F-5/8X100
|
HSCo Countersink
|
|
57.5
|
3
|
9.525
|
0
|
0.000
|
15.875
|
82
|
£46.41
|
|
CSCO3F-5/8X60
|
HSCo Countersink
|
|
62.0
|
3
|
9.525
|
0
|
0.000
|
15.875
|
60
|
£25.60
|
|
CSCO3F-5/8X90
|
HSCo Countersink
|
|
57.0
|
3
|
9.525
|
0
|
0.000
|
15.875
|
90
|
£21.85
|
|
CSCO3F-16.00X60
|
HSCo Countersink
|
|
56.0
|
3
|
10.000
|
0
|
4.000
|
16.000
|
60
|
£19.73
|
|
CS3F-16.50X90
|
HSS Countersink
|
|
60.0
|
0
|
10.000
|
0
|
0.000
|
16.500
|
90
|
£17.60
|
|
Part No.
|
Description
|
|
O/A Length
|
Flutes
|
Shank Dia.
|
Morse Taper Size
|
Min Cutting Dia.
|
Max Cutting Dia.
|
Point Angle
|
Price
|
|
CSCO3F-16.5X30
|
HSCo Countersink
|
|
76.0
|
3
|
10.000
|
0
|
0.000
|
16.500
|
30
|
£71.86
|
|
CSCO3F-16.5X60
|
HSCo Countersink
|
|
65.0
|
3
|
10.000
|
0
|
0.000
|
16.500
|
60
|
£34.94
|
|
CSCO3F-16.5X90
|
HSCo Countersink
|
|
60.0
|
3
|
10.000
|
0
|
3.200
|
16.500
|
90
|
£22.47
|
|
CSCO3F-16.5X82
|
HSCo Countersink
|
|
61.0
|
3
|
10.000
|
0
|
0.000
|
16.500
|
82
|
£45.54
|
|
CSCO3F-16.5X100
|
HSCo Countersink
|
|
59.0
|
3
|
10.000
|
0
|
0.000
|
16.500
|
100
|
£54.15
|
|
CSCO3F-16.5X120
|
HSCo Countersink
|
|
57.0
|
3
|
10.000
|
0
|
0.000
|
16.500
|
120
|
£45.54
|
|
CS3F-19.00X90
|
HSS Countersink
|
|
63.0
|
0
|
10.000
|
0
|
0.000
|
19.000
|
90
|
£24.58
|
|
CSCO3F-3/4X60
|
HSCo Countersink
|
|
70.0
|
3
|
9.525
|
0
|
0.000
|
19.050
|
60
|
£37.45
|
|
CSCO3F-3/4X82
|
HSCo Countersink
|
|
64.0
|
3
|
7.938
|
0
|
0.000
|
19.050
|
82
|
£48.07
|
|
CSCO3F-3/4X90
|
HSCo Countersink
|
|
64.0
|
3
|
9.525
|
0
|
0.000
|
19.050
|
90
|
£31.21
|
|
CSCO3F-3/4X100
|
HSCo Countersink
|
|
64.0
|
3
|
7.938
|
0
|
0.000
|
19.050
|
100
|
£48.07
|
|
CSCO3F-20.5X90
|
HSCo Countersink
|
|
63.0
|
3
|
10.000
|
0
|
3.500
|
20.500
|
90
|
£31.84
|
|
CSCO3F-20.00X100
|
HSCo Countersink
|
|
60.0
|
3
|
10.000
|
0
|
0.000
|
20.000
|
100
|
£49.57
|
|
CS3F-20.50X90
|
HSS Countersink
|
|
63.0
|
0
|
10.000
|
0
|
0.000
|
20.500
|
90
|
£24.58
|
|
CSCO3F-20.5X60
|
HSCo Countersink
|
|
69.0
|
3
|
10.000
|
0
|
0.000
|
20.500
|
60
|
£66.16
|
|
Part No.
|
Description
|
|
O/A Length
|
Flutes
|
Shank Dia.
|
Morse Taper Size
|
Min Cutting Dia.
|
Max Cutting Dia.
|
Point Angle
|
Price
|
|
CSCO3F-20.5X82
|
HSCo Countersink
|
|
64.0
|
3
|
10.000
|
0
|
0.000
|
20.500
|
82
|
£52.13
|
|
CSCO3F-20.5X100
|
HSCo Countersink
|
|
62.0
|
3
|
10.000
|
0
|
0.000
|
20.500
|
100
|
£63.77
|
|
CSCO3F-20.5X120
|
HSCo Countersink
|
|
59.0
|
3
|
10.000
|
0
|
0.000
|
20.500
|
120
|
£52.13
|
|
CSCO3FTS20.5X120
|
HSCo Countersink Taper Shank
|
|
91.0
|
3
|
10.000
|
1
|
0.000
|
20.500
|
120
|
£110.32
|
|
CSCO3F-23.0X90
|
HSCo Countersink
|
|
67.0
|
3
|
10.000
|
0
|
3.800
|
23.000
|
90
|
£31.43
|
|
CS3F-23.00X90
|
HSS Countersink
|
|
67.0
|
0
|
10.000
|
0
|
0.000
|
23.000
|
90
|
£23.48
|
|
CS3F-25.00X90
|
HSS Countersink
|
|
67.0
|
0
|
10.000
|
0
|
0.000
|
25.000
|
90
|
£24.29
|
|
CSCO3F-25.00X60
|
HSCo Countersink
|
|
71.0
|
3
|
10.000
|
0
|
6.300
|
25.000
|
60
|
£52.75
|
|
CSCO3F-25.00X82
|
HSCo Countersink
|
|
65.0
|
3
|
10.000
|
0
|
0.000
|
25.000
|
82
|
£66.81
|
|
CSCO3F-25.00X90
|
HSCo Countersink
|
|
67.0
|
3
|
10.000
|
0
|
3.800
|
25.000
|
90
|
£39.74
|
|
CSCO3F-25.0X30
|
HSCo Countersink
|
|
90.0
|
3
|
10.000
|
0
|
0.000
|
25.000
|
30
|
£148.79
|
|
CSCO3F-25.00X100
|
HSCo Countersink
|
|
65.0
|
3
|
10.000
|
0
|
0.000
|
25.000
|
100
|
£46.56
|
|
CSCO3F-1X60
|
HSCo Countersink
|
|
79.0
|
3
|
9.525
|
0
|
0.000
|
25.400
|
60
|
£49.32
|
|
CSCO3F-1X82
|
HSCo Countersink
|
|
0.0
|
3
|
7.938
|
0
|
0.000
|
25.400
|
82
|
£60.85
|
|
CSCO3F-1X90
|
HSCo Countersink
|
|
70.0
|
3
|
9.525
|
0
|
0.000
|
25.400
|
90
|
£43.69
|
|
Part No.
|
Description
|
|
O/A Length
|
Flutes
|
Shank Dia.
|
Morse Taper Size
|
Min Cutting Dia.
|
Max Cutting Dia.
|
Point Angle
|
Price
|
|
CSCO3F-1X100
|
HSCo Countersink
|
|
70.0
|
3
|
7.938
|
0
|
0.000
|
25.400
|
100
|
£60.85
|
|
CSCO3F-25.0X120
|
HSCo Countersink
|
|
62.0
|
3
|
10.000
|
0
|
0.000
|
25.000
|
120
|
£66.81
|
|
CS3F-30.00X90
|
HSS Countersink
|
|
71.0
|
0
|
12.000
|
0
|
0.000
|
30.000
|
90
|
£36.97
|
|
CSCO3F-30.0X90
|
HSCo Countersink
|
|
71.0
|
3
|
12.000
|
0
|
4.200
|
0.000
|
90
|
£58.99
|
|
CSCO3F-31.0X90
|
HSCo Countersink
|
|
71.0
|
3
|
12.000
|
0
|
4.200
|
0.000
|
90
|
£58.99
|
|
CS3FZ-31.00X90
|
HSS Countersink
|
|
71.0
|
3
|
12.000
|
0
|
4.200
|
31.000
|
90
|
£155.86
|
|
CSCO3F-31.0X60
|
HSCo Countersink
|
|
81.0
|
3
|
12.000
|
0
|
0.000
|
31.000
|
60
|
£75.92
|
|
CSCO3F-31.0X82
|
HSCo Countersink
|
|
73.0
|
3
|
12.000
|
0
|
0.000
|
31.000
|
82
|
£98.17
|
|
CSCO3F-31.00X100
|
HSCo Countersink
|
|
68.0
|
3
|
12.000
|
0
|
0.000
|
31.000
|
100
|
£112.36
|
|
CSCO3F-31.0X120
|
HSCo Countersink
|
|
65.0
|
3
|
12.000
|
0
|
0.000
|
31.000
|
120
|
£98.17
|
|
CSCO3F-1.1/4X60
|
HSCo Countersink
|
|
102.0
|
3
|
12.700
|
0
|
0.000
|
31.750
|
60
|
£74.29
|
|
CSCO3F-1.1/4X82
|
HSCo Countersink
|
|
83.0
|
3
|
12.700
|
0
|
0.000
|
31.750
|
82
|
£104.25
|
|
CSCO3F-1.1/4X90
|
HSCo Countersink
|
|
83.0
|
3
|
12.700
|
0
|
0.000
|
31.750
|
100
|
£74.90
|
|
CSCO3F-1.1/4X100
|
HSCo Countersink
|
|
83.0
|
3
|
12.700
|
0
|
0.000
|
31.750
|
100
|
£104.25
|
|
|
|
|