Precision machined 1" thick solid acrylic plastic, virtually unbreakable and free of distortion. The fluid bore is precision drilled to ±0.0002" to assure life long accuracy. The scale is mirror polished chrome plated brass to assure parallax free reading by alignment of the meniscus with its reflection.
Precision machined 1" thick solid acrylic plastic, virtually unbreakable and free of distortion. The fluid bore is precision drilled to ±0.0002" to assure life long accuracy. The scale is mirror polished chrome plated brass to assure parallax free reading by alignment of the meniscus with its reflection.