Chromium Resistance Wire, Variety Pack of 8 - 18, 20, 22, 24, 26, 28, 30, and 32 SWG Reels Rod Size_23.6" Extending up to 65 feet

Extending up to 65 feet from a 20cm closed height on the included wooden stand

sized for repeated classroom-scale field-line mapping with a GHS-compliant safety label

and root development across successive stages for dicot germination teaching

and gamete formation for reproductive biology teaching

Brass-wire conductor and seven plotting compasses on a clear base

Chromium Resistance Wire, Variety Pack of 8 - 18, 20, 22, 24, 26, 28, 30, and 32 SWG Reels Rod Size_23.6" Extending up to 65 feetHigh grade Designed for science experiments but can also be used in heaters and electrical appliances Variety pack to help with experiment of contrasting resistances and temperature