Hex flange color-zinc wood screw

This is a kind of nail specially designed for wood. When it enters the wood, it will be very firm .If the wood had not rotted, it would not have been possible to pull it out.One more thing to note, wood screws must be used to screw in, do not use a hammer to knock in, will damage the surrounding wood.
Name Wood screw
Head Type Round head, flat head, oval head
Thickness M4-M20
Lenght 16mm-200mm
Standards GBDINISOANSI/ASTM
Material Carbon steel
Usage The advantage of wood screw lies in the consolidation ability is stronger than nail, and can be exchanged, not hurt and wood surface is more convenient to use
Samples Samples are free.
Delivery time 7-15 days

Nominal diameter d

4

5

6

7

8

10

12

16

20

ds

max

4

5

6

7

8

10

12

16

20

min

3.52

4.52

5.52

6.42

7.42

9.42

11.3

15.3

19.3

k

max

3.1

3.88

4.38

5.38

5.88

7.45

8.45

10.45

13.9

min

2.5

3.13

3.63

4.63

5.13

6.55

7.55

9.55

12.1

s

max

7

8

10

12

13

17

19

24

30

min

6.64

7.64

9.64

11.57

12.57

16.57

18.48

23.16

29.16

Nominal diameter d

4

5

6

7

8

10

12

16

20

Nominal length L

Quality of every 1000 steel products≈KG

16

1.71

2.92

20

2.01

3.42

5.02

25

2.41

4.02

5.82

11.5

30

2.81

4.62

6.62

12.9

23.6

35

3.11

5.12

7.42

14.2

25.8

36.2

40

3.51

5.82

8.22

15.6

28

39.2

45

6.43

8.94

16.9

30

42.1

50

7.03

9.64

18.2

32.1

45.4

84.1

55

10.5

19.6

34.3

48.6

89.7

60

11.2

20.9

36.5

51.8

94.9

165

65

22.2

38.5

54.7

99.5

174

70

23.6

40.7

57.8

107

182

75

25

42.9

61

112

192

80

26.5

45.2

64.5

118

2010

90

29.4

49.9

71

130

220

100

32

54

77.1

141

238

110

83.4

152

253

120

89.5

163

275

130

175

293

140

187

317

150

198

328

160

209

348

170

366

180

385

190

404

200

421