Nøkkelring i rustfritt stål for lasergraver（10 stk/sett）

• Materiale: Glass Fiber, Kopper; Layers: Single Sided.
• Dimensjon: 10x10 cm - 3.9" x 3.9" (W*L); Thickness : approx. 1.5mm- 0.06" Thickness.
• Applikasjoner:Great for making PCB Circuit Board, Modeller. Widely used in product development, DIY experiments, vedlikehold, produksjon, etc.
• Stable:Mechanically supports and electrically connects electronic components using conductive tracks, pads and other features etched from copper sheets laminated onto a non-conductive substrate.
• Merk:The oxide layer on the surface of the copper-clad laminate needs to be polished clean with fine sandpaper to ensure that the carbon powder can be firmly printed on the copper-clad laminate during transfer. The surface of the board should be polished bright without obvious stains.

5 Svarte visittkort, 5 Sølv visittkort, 5 Røde visittkort, 5 Blå visittkort, 5 Gule visittkort, 5 Ringer, 5 Hundelapper i rustfritt stål, 5 Hjertefarge rustfrie stålplater, 5 Sølv rektangulære rustfrie stålplater, 5 Svarte rektangulære rustfrie stålplater