Three-Finger Lab Clamp with Bosshead, PVC-Coated, up to 3.5" Pack Size_100 Two-speed ticker timer kit printing

Two-speed ticker timer kit printing 25 or 40 dots per second on paper tape via carbon discs

Half-size digestive system model fits smaller class benches while preserving the full esophagus-to-rectum path and accessory organ anatomy in two removable parts

and steel in a snap-top case

and raised-graduated for shatterproof bench use

and 2 quadruple pulleys on a heavy composite base with capstan

Three-Finger Lab Clamp with Bosshead, PVC-Coated, up to 3.5" Pack Size_100 Two-speed ticker timer kit printingBuilt to grip round flasks and condensers during distillation or reflux, this three finger lab clamp pairs vinyl coated prongs with a swivel bosshead for flexible rod mounting.