Nylon Cleaning Brush for 1"-1.2" Tubes, 8.75" Human Anatomy_Human Anatomy Models the f/3 curvature stretching the

the f/3 curvature stretching the focal throw for demos that need the focal point set comfortably beyond the mirror face

used to demonstrate capacitance and the discharge of stored static charge

and physics principles in classroom investigations

this adjustable board accommodates specimens for butterfly

showing how current through an iron core builds magnetic flux in student investigations

Nylon Cleaning Brush for 1"-1.2" Tubes, 8.75" Human Anatomy_Human Anatomy Models the f/3 curvature stretching theBuilt for scrubbing narrow diameter glassware, this fan shaped nylon brush rides a twisted stainless steel handle flexible enough to bend around difficult interior angles.