Description

Offering four-decade rotary selection from 0 to 11

transferring

Adjustable-vibrator induction coil producing a 30mm spark from a 6-12V DC input

Fitted with a grey hand knob for tightening and a small plastic pulley

Steel Extension Spring, 6 x 0.25" Category_Science Gifts Offering four-decade rotary selection fromSix inch steel extension spring with looped ends at 0. 25 inch diameter, the mid length option for paired Hooke's Law comparisons against 4 inch and 9 inch siblings in the series.

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
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Steel Extension Spring, 6 x 0.25" Category_Science Gifts Offering four-decade rotary selection from

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