How to make Hand Water Pump | Black RoboBrain



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Today I'll show you how to make hand water pump at home step by step using syringe. Things required - Syringe 5 ml (2) - Metal ball (ball bearing) - Ice cream stick - Super glue , super glue gel - Nails (2) - Gel pen refill - Metal pen refill Thanks for watching .

Published by: Black RoboBrain Published at: 5 years ago Category: علمی و تکنولوژی