Technical data for Parallel shank twist drills, stub series

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This product is regulated by the following standards:

Standard DIN 1897

Parallel shank twist drills, stub series

Dimensions in mm - source DIN 1897
Publication date: 11/2006 - Replaces DIN 1897: 10/1984
d			l1	l2
h8	from	to	l1	l2
-	0.19	0.30	19	1.5
-	0.30	0.38	19	2
-	0.38	0.48	19	2.5
0.5	0.48	0.53	20	3
-	0.53	0.6	21	3.5
-	0.6	0.67	22	4
-	0.67	0.75	23	4.5
0.8	0.75	0.85	24	5
-	0.85	0.95	25	5.5
1	0.95	1.06	26	6
-	1.06	1.18	28	7
1.2	1.18	1.32	30	8
1.5	1.32	1.5	32	9
-	1.5	1.7	34	10
1.8	1.7	1.9	36	11
2	1.9	2.12	38	12
2.2	2.12	2.36	40	13
2.5	2.36	2.65	43	14
2.8	2.65	3	46	16
3	2.65	3	46	16
3.2	3	3.35	49	18
3.5	3.35	3.75	52	20
3.8	3.75	4.25	55	22
4	3.75	4.25	55	22
4.2	3.75	4.25	55	22
4.5	4.25	4.75	58	24
4.8	4.75	5.3	62	26
5
5.2
5.5
5.8
6
6.2
6.5
6.8
7
7.2
7.5
7.8
8
8.2
8.5
8.8
9
9.2
9.5
9.8
10
10.2
10.5
10.8
11
11.2
11.5
11.8
12
12.2
12.5
12.8
13
13.2
13.5
13.8
14
14.25
14.5
14.75
15
15.25
15.5
15.75
16
16.25
16.5
16.75
17
17.25
17.5
18
18.25
18.5
18.75
19
19.25
19.75
20
20.25
20.5
20.75
21
21.25
21.5
21.75
22
22.25
22.5
22.75
23
23.25
23.5
23.75
24
24.25
24.5
24.75
25
25.25
25.5
25.75
26
26.25
26.5
26.75
27
27.25
27.5
27.75
28
28.25
28.5
28.75
29
29.25
29.5
29.75
30
30.25
30.5
30.75
31
31.25
31.5
31.75
32
32.5
33
33.5
34
35
35.5
36
36.5
37
37.5
38
38.5
39
39.5
40
-
-
-
-

Reproduced by permission of DIN Deutsches Institut für Normung e. V. The definitive version for the implementation of this standard is the edition bearing the most recent date of issue, obtainable from Beuth Verlag GmbH,Burggrafenstraße 6, 10787 Berlin, Germany.
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