Copper, Single hole 400 micron, Extra-thick 20-30nm, 50/box
Carbon film on Cu Single hole grid 400 micron, Extra thick coating, 50/box, CFGA400-Cu-ET-50
Copper, Single hole 400 micron, Extra-thick 20-30nm, 50/box
Copper, Single hole 400 micron, Extra-thick 20-30nm, 50/box
Copper, Single hole 400 micron, Extra-thick 20-30nm, 50/box