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DIN7991 Socket Head Countersunk Screws CSK bolts Phosphated Metric Fine Threaded
Description
When the bolt head is required to be flat or lower than the working surface, the CSK bolts will be applied, and the head of the bolt will not interfere with the movement of the working surface.
Specification of Countersunk Head socket Screws.pdf
Materials of the CSK bolts
Alloy Steel , Stainless Stell etc., depend on the customer's request.
Quick Details of the CSK bolts
Size | M3-M20 | Thread type | Metric Fine |
Materials | alloy steel | Treatment | Phosphated |
customized | welcome | Packing | 100pcs per Box |
Standard Size of the CSK bolts
For the customized size, Tell us the values d*t*L*b*dk*S as following picture, everything else will be done by us for you.