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DIN 911 Standard Dimensions for Sockets screws keys, screwdrivers

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Technical History and International Equivalents of DIN 911

This norm has been cancelled
This norm has been replaced by DIN ISO 2936

Hexagon socket screw keys (allen keys)

Dimensional Drawing and Technical Diagrams

1886_DLGVb3_911.jpg

Key Dimensions and Technical Parameters

Dimensions in mm - source DIN 911Withdrawn
Publication Date: 09/1987 Replaces DIN 09/1978
S L 1 L 2
nom tolerance nom tolerance nom tolerance
0.7 -0.011 ÷ -0.022 32 0 ÷ -2 8 0 ÷ -1
0.8 -0.011 ÷ -0.024 32 0 ÷ -2 10 0 ÷ -1
1.3 -0.011 ÷ -0.058 40 0 ÷ -2 12 0 ÷ -1
1.5 0 ÷ -0.025 45 0 ÷ -2 14 0 ÷ -1
2 0 ÷ -0.04 50 0 ÷ -2 16 0 ÷ -1
2.5 0 ÷ -0.04 56 0 ÷ -3 18 0 ÷ -1
3 0 ÷ -0.04 63 0 ÷ -3 20 0 ÷ -2
3.5 0 ÷ -0.04 67 0 ÷ -4 22 0 ÷ -2
4 0 ÷ -0.04 70 0 ÷ -4 25 0 ÷ -2
4.5 0 ÷ -0.04 75 0 ÷ -4 25 0 ÷ -2
5 0 ÷ -0.04 80 0 ÷ -4 28 0 ÷ -2
6 0 ÷ -0.04 90 0 ÷ -4 32 0 ÷ -2
7 0 ÷ -0.06 98 0 ÷ -5 34 0 ÷ -2
8 0 ÷ -0.06 100 0 ÷ -5 36 0 ÷ -2
9 0 ÷ -0.06 105 0 ÷ -6 38 0 ÷ -2
10 0 ÷ -0.06 112 0 ÷ -6 40 0 ÷ -2
12 0 ÷ -0.11 125 0 ÷ -6 45 0 ÷ -2
14 0 ÷ -0.11 140 0 ÷ -7 55 0 ÷ -3
17 0 ÷ -0.11 160 0 ÷ -8 63 0 ÷ -3
19 0 ÷ -0.13 180 0 ÷ -9 70 0 ÷ -3
22 0 ÷ -0.13 200 0 ÷ -10 80 0 ÷ -4
24 0 ÷ -0.13 224 0 ÷ -11 90 0 ÷ -4
27 0 ÷ -0.13 250 0 ÷ -12 100 0 ÷ -5
32 0 ÷ 0.1 315 0 ÷ -15 125 0 ÷ -6
36 0 ÷ 0.1 335 0 ÷ -17 140 0 ÷ -7

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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