Kaca Kaca
Gelsonlab HSCG-1175 Laboratory Sapphire Double Dome 1.0mm Edge Thick Watch Crystal Concave Kaca Kaca Plain Kaca Kaca Beaker Cover
Ukuran 17mm, 17.5mm, 18mm, 18.5mm, 19mm, 19.5mm, 20mm, 20.5mm, 21mm, 21.5mm, 22mm, 22.5mm, 23mm, 23.5mm, 24mm, 24.5mm, 25mm, 25.5mm, 26mm, 26.5mm , 27mm, 27.5mm, 28mm, 28.5mm, 29.5mm, 29mm, 30mm, 30.5mm, 31mm, 31.5mm, 32mm, 32.5mm ,, 33mm, 33.5mm, 34mm, 34.5mm, 35mm, 35.5mm, 36mm, 36.5 mm, 37mm, 37.5mm, 38mm, 38.5mm, 39mm, 39.5mm, 40mm (bisa uga ana bedane ± 0,05mm diameteripun)