1000pcs M1.6-2/2.5/3/4/5/6/8/10/12 Knurled thumb screw thin type with knurling manual adjustment screws Carbon Steel DIN653 Factory wholesale

?3 (2)

??????11573178531(1)

1571361378(1)

4

GB835

31573178552(1)21573178584(1)1573178622(1)1573178690(1)

3??????GBT835????????GB835

 1560730846(1)1560732513(1)1560732694(1)

1560732469(1)

1560732617(1)

?8 (1)

?8 (2)

_
???