Nylon Cleaning Brush for 1"-1.2" Tubes, 8.75" Human Anatomy_Human Anatomy Models and follicular stages from primordial

and follicular stages from primordial through mature corpus luteum for reproductive anatomy and histology teaching

and physics principles in classroom investigations

Double-parallel plastic pulley with two 50mm wheels in a steel frame and end hooks

and extraocular detail for ophthalmology and sensory anatomy teaching

used to demonstrate capacitance and the discharge of stored static charge

Nylon Cleaning Brush for 1"-1.2" Tubes, 8.75" Human Anatomy_Human Anatomy Models and follicular stages from primordialBuilt for scrubbing narrow diameter glassware, this fan shaped nylon brush rides a twisted stainless steel handle flexible enough to bend around difficult interior angles.