จุกไม้ปิดหลอดทดลอง ขนาดเส้นผ่านศูนย์กลาง 7.5 มม. ถึง 30 มม. จำนวน 10 ชิ้น หรือ 100 ชิ้น สำหรับหลอดทดลอง ขวดพุดดิ้ง ขวดบิวเรต

LASERPECKER Handheld Laser Engraver Portable Powerful Laser Engraving Cutting Machine With 5W Bluetooth CNC DIY SuperFast LP2

DAJA M4 PRO Fiber Marking Machine Portable Dual Laser Engraver for All Material Jewelry Wood Metal Plastic Leather Glass Ring

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