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Raised countersunk head torx screw

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Product Description

 ISO 14584-2011(E)Torx screw 

Hexalobular socket raised countersunk head screws

Hexalobular internal driving feature ISO 10664-2014

Mechanical property ISO 898-1:2013(E)

Class 4.8 . 8.8

Marking NE 4.8 / 8.8

Raw material : 1010 . 10B21


Thread,d

M2M2.5M3M3.5M4M5M6M8M10
pb0.40 0.45 0.50 0.60 0.70 0.80 1.00 1.25 1.50 
a   max.0.80.911.21.41.622.53
b   min.252525383838383838
dkc theoretical max.4.45.56.38.29.410.412.617.320
dkc actual max.3.84.75.57.38.49.311.315.818.3
dkc actual min.3.54.45.26.948.048.9410.8715.3717.78
f   ≈0.50.60.70.811.21.422.3
kc   max.1.21.51.652.352.72.73.34.655
r   max.0.50.60.80.911.31.522.5
rf   ≈4568.59.59.51216.519.5
x   max.1.00 1.10 1.25 1.50 1.75 2.00 2.50 3.20 3.80 
Socket no.6810152025304550
A ref.1.752.42.83.353.954.55.67.958.95
t   max.0.771.041.151.531.82.032.423.313.81
t   min.0.630.910.881.271.421.652.022.923.42


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 Managing director : Kevin
 
/  +86 134 8418 8814
 
kevin@sulater.com
Business manager : Eric          
 /  +86 133 0683 7290 

eric@sulater.com

Business Terms 

Incoterm :  FOB shanghai or CIF destination port
Payment :  T/T . L/C . D/P
Delivery : Within 30 days . Unless otherwise specified .
Packing : Small box or plastic bag packing into stronger 
outside carton .then onto wooden pallet .
Quality claim : we accept to proceed reparations or instead 
of cargos after shipping one year .
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