Plastic Lab Chemical Reagent Bottle 650ml/22oz Wide Mouth Sample Sealing Liquid Storage Container Translucent 5pcs Sharpening Stones but only pulley here

but only pulley here

is an ideal fastener for kinds of hoses

18-inch x 2

oil resistant

Need to add water when polishing

Plastic Lab Chemical Reagent Bottle 650ml/22oz Wide Mouth Sample Sealing Liquid Storage Container Translucent 5pcs Sharpening Stones but only pulley hereDescription: 1. Design. Cylinderical body, screwcap, designed for easy and comfortable opening and closing, sealed cover protects from leakage, don't be worry the contents will be spilling out. 2. Advantage. No harmful chemicals and very safe to use, moisture, wide range of uses. 3. Measurements. The surface of the bottle has scale marks. The body of the bottle is translucent, easier to check the substance or fluid level. 4. Application. Suitable for