5PCS Laboratory Flow Control Tube Clamp Adjustable Rotating Screw Compressor Hose Clamp Spring Screw Stopper Latex Teaching Instrument used in Chemical Testing and Scientific Experiments
Uses screw compressor to adjust the flow of liquid inside the hose.
Strong clamping force, prevents experimental items from falling off.
Widely used in chemical testing, scientific experiments, teaching, etc
External dimensions: 35x35mm / 1.38x1.38 inches (length * width); Maximum hose width: 18.5mm / 0.72 inches.
Set includes 5 flow control clamps.
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