19" Giant Plastic Calipers, 0-72cm Scale Ends_Round Long-format 150 x 10mm chrome-steel

Long-format 150 x 10mm chrome-steel cylinder pair with half-red

Used in osmosis and dialysis experiments

Twelve-pack of pre-sterilized potato dextrose agar slant tubes for cultivating mushrooms

Swivel boss head rotates a full 360 degrees for flexible positioning

Heavy-duty die-cast alloy boss head with a painted gray finish and two adjustable thumbscrews

19" Giant Plastic Calipers, 0-72cm Scale Ends_Round Long-format 150 x 10mm chrome-steelNineteen inch plastic giant calipers with jaws opening to 72 cm, printed with 0. 5 cm graduations on a semicircular scale for measuring large and irregularly shaped objects or body parts.