DIN7991 Socket Head Countersunk Screws CSK Bolts Phosphated Metric
1, Uesd when the bolt head is required to be flat
or lower than the working surface.
2. Loading and unloading using the hex key wrench
Materials of the socket head countersunk screw
Alloy Steel , Stainless Stell etc., depend on the customer's request.
Quick Details of the socket head countersunk screw
|Size||M3-M20||Thread type||Metric Fine|
|customized||welcome||Packing||100pcs per Box|
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.