China PU Sponge Roller for PCB Wet Process, Find details about China PU, PU Sponge from China PU Sponge Roller for PCB Wet Process
unit:mm | ||
Outer diameter | Length | Inner diamater |
40 | 650 | 16 |
45 | 610 | 16 |
50 | 650 | 20 |
55 | 300---1500 | 20 |
60 | 300---1500 | 20 |
65 | 300---25000 | 20 |
75 | 700 | 20 |
100 | 300---3000 | 49 |