Hot sale high quality ss304 torx countersunk screws
Introduction of this model/size screw:
See the below drawing of GB2673-86 standard. For your information.
See more details of the torx countersunk screws:
Material of the item is 304 stainless steel. Surface treatment is passivation.
Steel is also available from QT. Customized sizes and standard sizes are both okay.
Sizes:M3x8mm,M3x10mm,M3x12mm,M3x14mm,M3x16mm,M3x20mm,M3x25mm,M3x30mm etc. or customized.
Instructions for torx countersunk screws purchase：
1. RFQ information including：thread specification，length ，head shape，surface treatment，other requirements.
2.Why does 304 stainless steel screw have magnetism?
Generally speaking, 304 is non-magnetic or weak magnetic, but in the process of cold heading, austenite structure will be transformed to martensite, the greater the deformation, the more martensite transformation, the greater the magnetic.
3.What is commonly used stainless steel?
201# :uesd in dry indoor place
304#:outdoor
316#:In coastal cities , the strongest corrosion resistance
If you would like to know more professional knowledge of torx countersunk screws, do not hesitate to contact immediately.
QT factory-your professional screw producer.
