Purchase Tips: Not for professional medical use, only for industrial, science lab and experiments using or as home tools
Accurate Measurement: Clear and precise markings on the syringe barrel, easy to read and control ensure smooth and accurate injections
Leak-proof Design: The plunger is highly airtight, so you don't have to worry about leakage when drawing and injecting. The plunger on syringe will not jam and creates a leak-proof seal
31G 1/2cc 5/16" (8mm) Lab Measuring Supplies, Box of 20
Multipurpose: Suitable for all standard syringes for scientific laboratories, industry, teaching and research, experimental use, plant cultivation, filling and dispensing of liquids such as CA glue, adhesive, oil, ink, etc.