Please specify the details of header punches as follows when you inquire or order:

1. Material: M2, M42 or screw in carbon or stainless steel.  

2. Head shape/type :Pan, Flat,Truss or Round...etc.

3. Standard: JIS, ANSI, DIN or ISO..etc. 

4. Screw size & recess: M3.0(+), M3.0(Z) T10 M3.0..etc.

5. Header punches diameter: D12*25L or D11.11*25.4L...

6. Coating: Plain, Tin, Ticn, Tialn.

7. It is also available for the specification with your own special design. We

highly suggested that you send the drawings or screw samples for our reference.