Description

sized for the medium-pitch terminal screws on bench supplies

this wool cloth is a standard accessory for electroscope and Van de Graaff work

and cylindrical-optics demos

the complementary-polarity counterpart to NPN for push-pull and bias-network demonstrations

Wooden-frame abacus on a 13

2.125" Cast Iron Closed Ring with Boss Head Clamp Science at Home_Elementary Science sized for the medium-pitch terminalCast iron closed ring clamp with an integrated boss head, combining a 2. 125 inch outer ring and a thumbscrew rod grip from 5 16 to 5 8 inch for small apparatus support.

Exchange/Return Notes

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2.125" Cast Iron Closed Ring with Boss Head Clamp Science at Home_Elementary Science sized for the medium-pitch terminal

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