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 chipboard screws, self drilling screws, screws for plastic, wood screws fixing elements

Fixing and packaging have always been at the heart of our business, and fixing on wood is our core area. Over the years we have developed the best products for use in these sectors: we offer a very wide range of nails, nailers, staples and brads.

Manufacturer of special screws, cold forged. Self tapping screws, for plastic and wood

Manufacturer and distributor of wood screws, chipboard screws, drywall screws, self drilling, thread rolling and self tapping screws. Metric and inch sizes.

Distributor of hex lag screws, chipboard screws, carpentry screws, drywall screws, concrete screws, PVC windows screws, dome and euro screws, metric screws, nuts/washers/bolts/threaded rods, self-tapping screws, self-drilling screws, stainless steel screws.

Manufacturer of self drilling, bi-metal, thread forming, timber and drywall screws

Manufacturer of chipboard screws, self tapping screws, wood screws, self drilling screws, drywall screws and special fasteners

Manufacturer of hex head screws, carriage bolts and socket cap screws

Distributor of fasteners and hardware, specialized in wood carpentry

Distributor of anchors, hand tools, woodscrews and rivets

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