iplusmile 2Pcs Lab Test Tube Clamps, Metal Lab Clamp, Stand Brackets, Scientific Iron Test Tube Clamps Anti- Test Tube Clips Laboratory Supplies

Features

• Finger grips make use comfortable and secure, It can protect your hand when doing a experiment
• The test tube holder is used to hold test tubes when they are hot and untouchable
• for laboratory experiment and chemical experiment at
• A spring- action self- closing mechanism to ensure a with correct pressure
• Made of premium iron material, which is and practical for the lasting use