horsch Avatar SD 40 - Inch screws

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Screw
diameter
Strength 2 Strength 5 Strength 8
No marks on head 3 marks on head 6 marks on head
Inch mm Coarse
thread
Fine thread Coarse
thread
Fine thread Coarse
thread
Fine thread
1/4 6.4 5.6 6.3 8.6 9.8 12.2 13.5
5/16 7.9 10.8 12.2 17.6 19.0 24.4 27.1
3/8 9.5 20.3 23.0 31.2 35.2 44.7 50.2
7/16 11.1 33.9 36.6 50.2 55.6 70.5 78.6
1/2 12.7 47.5 54.2 77.3 86.8 108.5 122.0
9/16 14.3 67.8 81.3 108.5 122.0 156.0 176.3
5/8 15.9 95.0 108.5 149.1 169.5 216.0 244.0
3/4 19.1 169.5 189.8 271.1 298.3 380.0 427.0
7/8 22.2 176.3 196.6 433.9 474.5 610.0 678.0
1 25.4 257.6 278.0 650.8 718.6 915.2 1017
1 1/8 28.6 359.3 406.8 813.5 908.4 1302 1458
1 1/4 31.8 508.5 562.7 1139 1261 1844 2034
1 3/8 34.9 664.4 759.3 1491 1695 2414 2753
1 1/2 38.1 881.3 989.8 1966 2237 3128 3620
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