Nylon Cleaning Brush for 1"-1.2" Tubes, 8.75" Human Anatomy_Human Anatomy Models Double-parallel plastic pulley with two

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

Nine dissectable sections separate the enlarged eye from its orbital cavity

and heart-tube formation for embryology and developmental biology teaching

the wider field simplifying specimen scanning and surface inspection in lab and hobby work

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 Double-parallel plastic pulley with twoBuilt for scrubbing narrow diameter glassware, this fan shaped nylon brush rides a twisted stainless steel handle flexible enough to bend around difficult interior angles.