GRS 004-660 Small Pitch Cup with Black Pitch Components As you pull the lever

As you pull the lever and feel the block glide into place

or heat- and chemical-sensitive materials

the second number is the distance between lines:

Ships FOB Chico

one-touch levers

GRS 004-660 Small Pitch Cup with Black Pitch Components As you pull the leverThe GRS Small Pitch Cup with Black Pitch is designed to fit the GRS BenchMate, GRS engraving blocks, and the GRS Multi Purpose Vise. Filled with a black pitch that softens when heated, the cup gently grips and supports irregularly shaped workpieces making it an essential holding solution for engravers and stone setters working with unusual or delicate parts. The black pitch used in this cup is an asphaltum or bitumen based formulation not natural