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PROFESSIONAL METAL

 
 

WW4001. HSS Straight Shank Twist Drill Bit, DIN 338

Features include:
  • The whole tool adopts high-quality high-speed steel, which has got balanced hardening treatment and appropriate angle design.
  • 118° or 135° split point angle,quickly lead in screw groove reduce resistance and improve corking efficiency.
  • Finish available for: Black Oxide, Tin coated ,Cobalt Coffee, Bright, RainBow, Amber color etc.
  • Production methods: Fully Ground, Milled, Rolled, etc per different requests.
  • Application: Steel, iron, cast steel, non-ferrous metal, plastics, suitable for drilling in tensile steel up to 1100N/square mm strength.

Usage example: Steel drilling

  • Metric Sizes: (mm)
  • Fractional sizes are available per request.
Packaging:Bulk packed in paper wallet.
Dia
(D)
Flute Length
(L2)
Overall Length
(L1)
Env.Qty
(PCS)
0.2
2.5
19

10
0.22
2.5
19

10

0.25
3
19

10

0.28
3
19

10

0.3
3
19

10

0.32
4
19

10

0.35
4
19

10

0.38
4
19

10
0.4
5
20

10
0.42
5
20

10
0.45
5
20

10

0.48
5
20

10
0.5
6
22

10
0.52
6
22

10

0.55
7
24

10

0.58
7
24

10

0.6
7
24

10

0.62
8
26

10

0.65
8
26

10

0.68
9
28

10

0.7
9
28

10

0.72
9
28

10

0.75
9
28

10

0.78
10
30

10

0.8
10
30

10

0.82
10
30

10

0.85
10
30

10

0.88
11
32
10
0.9
11
32
10
0.92
11
32
10
0.95
11
32
10

0.98
12
34
10
1
12
34
10
1.05
12
34
10
1.1
14
36
10
1.15
14
36
10
1.2
16
38
10
1.25
16
38
10
1.3
16
38
10
1.35
18
40
10
1.4
18
40
10
1.45
18
40
10
1.5
18
40
10
1.55
20
43
10
1.6
20
43
10
1.65
20
43
10
1.7
20
43
10
1.75
22
46
10
1.8
22
46
10
1.85
22
46
10
1.9
22
46
10
1.95
24
46
10
2
24
49
10
2.05
24
49
10
2.1
24
49
10
2.15
27
53
10
2.2
27
53
10
2.25
27
53
10
2.3
27
53
10
2.35
27
53
10
2.4
30
57
10
2.45
30
57
10
2.5
30
57
10
2.55
30
57
10
2.6
30
57
10
2.65
30
57
10
2.7
33
61
10
2.75
33
61
10
2.8
33
61
10
2.85
33
61
10
2.9
33
61
10
2.95
33
61
10
3
33
61
10
3.1
36
65
10
3.2
36
65
10
3.3
36
65
10
3.4
39
70
10
3.5
39
70
10
3.6
39
70
10
3.7
39
70
10
3.8
43
75
10
3.9
43
75
10
4
43
75
10
4.1
43
75
10
4.2
43
75
10
4.3
47
80
10
4.4
47
80
10
4.5
47
80
10
4.6
47
80
10
4.7
47
80
10
4.8
52
86
10
4.9
52
86
10
5
52
86
10
5.1
52
86
10
5.2
52
86
10
5.3
52
86
10
5.4
57
93
10
5.5
57
93
10
5.6
57
93
10
5.7
57
93
10
5.8
57
93
10
5.9
57
93
10
6.0
57
93
10
6.1

63

101
10
Dia
(D)
Flute Length
(L2)
Overall Length
(L1)
Env.Qty
(PCS)
6.2
63
101

10
6.3
63
101

10

6.4
63
101

10

6.5
63
101

10

6.6
63
101

10

6.7
63
101

10

6.8
69
109

10

6.9
69
109

10
7
69
109

10
7.1
69
109

10
7.2
69
109

10

7.3
69
109

10
7.4
69
109

10
7.5
69
109

10

7.6
75
117

10

7.7
75
117

10

7.8
75
117

10

7.9
75
117

10

8
75
117

10

8.1
75
117

10

8.2
75
117

10

8.3
75
117

10

8.4
75
117

10

8.5
75
117

10

8.6
81
125

10

8.7
81
125

10

8.8
81
125

10

8.9
81
125
10
9
81
125
10
9.1
81
125
10
9.2
81
125
10
9.3
81
125
10
9.4
81
125
10
9.5
81
125
10
9.6
81
125
10
9.7
87
133
10
9.8
87
133
10
9.9
87
133
10
10
87
133
10
10.1
87
133
5
10.2
87
133
5
10.3
87
133
5
10.4
87
133
5
10.5
87
133
5
10.6
87
133
5
10.7
94
142
5
10.8
94
142
5
10.9
94
142
5
11
94
142
5
11.1
94
142
5
11.2
94
142
5
11.3
94
142
5
11.4
94
142
5
11.5
94
142
5
11.6
94
142
5
11.7
94
142
5
11.8
94
142
5
11.9
101
151
5
12
101
151
5
12.1
101
151
5
12.2
101
151
5
12.3
101
151
5
12.4
101
151
5
12.5
101
151
5
12.6
101
151
5
12.7
101
151
5
12.8
101
151
5
12.9
101
151
5
13
101
151
5
13.1
101
151
5
13.2
101
151
5
13.3
108
160
5
13.4
108
160
5
13.5
108
160
5
13.6
108
160
5
13.7
108
160
5
13.8
108
160
5
13.9
108
160
5
14
108
160
5
14.25
114
169
5
14.5
114
169
5
14.75
114
169
5
15
114
169
5
15.25
120
178
5
15.5
120
178
5
15.75
120
178
5
16
120
178
5
16.25
125
184
5
16.5
125
184
5
16.75
125
184
5
17
125
184
5
17.25
130
191
5
17.5
130
191
5
17.75
130
191
5
18
130
191
5
18.25
135
198
5
18.5
135
198
5
18.75
135
198
5
19
135
198
5
19.25
140
205
5
19.5
140
205
5
19.75
140
205
5
20
140
205
5
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