Diesel Engine Model these diagnostic test strips allow

these diagnostic test strips allow for quick and hassle-free testing

1 x Variable Resistor

They just grab the super-safe drill…choose one of 20 designs…and start drilling—boosting fine motor skills as they play

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The pins are rubber tipped for cushioning

Diesel Engine Model these diagnostic test strips allowThis model visually demonstrates how a 4 Strokes gasoline engine operates. The user turns a hand crank, which in turn operates a piston. 3 different lights help to visually display what is happening at the various stages of piston travel (intake, spark air fuel, exhaust). Dimensions: Overall Height: 11. 5 Inches 290mm Base Dimensions: 7. 5 Inches x 5 Inches 190mm x 125mm Premium Quality: Diesel Engine Model is made of high grade construction all the