Technical data for Hexagon head wood screws, lag screws

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This product is regulated by the following standards:

Standard DIN 571

Hexagon head wood screws

This standard DIN 571 specifies the characteristics of hexagon head wood screws for thread diameters between 4 mm to 20 mm which are used outside areas requiring approval, such as timber structures for load-bearing purposes.

Dimensions in mm - source DIN 571
Publication date: 12/2016 - Supersedes DIN 571: 11/2010
thread size	d min	k nom	s nom	e min
4	3.52	2.8	7	7.5
5
6
7
8
10
12
16
20

Dimensions in mm - source DIN 571
Publication date: 11/2010 - Supersedes DIN 571: 12/1986
thread size	d min	k nom	s nom	e min
4	3.52	2.8	7	7.5
5
6
7
8
10
12
16
20

Dimensions in mm - source DIN 571
Publication date: 12/1986 - Supersedes DIN 571: 03/1975
thread size	d min	k nom	s nom	e min
4	3.52	2.8	7	7.5
5
6
7
8
10
12
16
20

DIN 571 2010 Approximate mass, in kg x1000 pcs, (ρ=7,85 kg/dm³) - commercial items
d thread size	4	5	6	7	8	10	12	16	20
nominal length l
16	1.71	2.92
20	2.01	3.42	5.02
25	2.41	4.02	5.82		11.5
30
35
40
45
50
55
60
65
70
75
80
90
100
110
120
130
140
150
160
170
180
190
200

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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Technical data for Hexagon head wood screws, lag screws

This product is regulated by the following standards:

Standard DIN 571

Standard UNI 704

Standard NF E25-607

Hexagon head wood screws, lag screws

Suppliers of Hexagon head wood screws, lag screws

Manufacturer of trilobular screws, screws for plastic, screw driver bits and fixings

Manufacturer of concrete screws, drywall screws and wood screws

Manufacturer of wood screws, solar hanger bolts and non standard parts

Importer and exporter of machine screws, self tapping, self drilling and wood screws. Metrich and inch series.

Manufacturer specialized in self tapping screws, cladding self-drilling screws, machine screws and wood screws. Diameters from 1.6 to 12mm

Manufacturer of chipboard screws, drywall screws, wood screws, decking screws

Manufacturer specialized in wood screws, chipboard screws, concrete screws, drywall screws and self drilling screws

Manufacturer of machine screws, self tapping screws and wood screws

Manufacturer specialized in self tapping fasteners, machine screws, self drilling screws and wood screws

Manufacturer of screws for timber-concrete

Dimensions in mm - source UNI 704
Publication date: 11/2010 Supersedes UNI 704 1980
thread size	P	d min	k nom	s nom	e min
4	1.5	3.52	2.8	7	7.5
5
6
7
8
10
12
16
20

Dimensions in mm - source NF E25-607
Publication date: 11/1985
thread size	P	d min	d max	k min	k max	s nom
5	2	4.52	5	3.12	3.88	8
6
7
8
10
12
14
16
18
20