GRS 004-660 Small Pitch Cup with Black Pitch

The GRS pitchcup with Black Pitch will fit the GRS BenchMate or any of the GRS engraving blocks or the GRS Multi-Purpose vise. Filled with a black pitch* that softens when heated to gently grip and support unusual parts. Also available empty so you may add your own Jett-Set thermoplastic, German Red/Brown Pitch or GRS Thermo-loc.*Filled with asphaltum or bitumen based black pitch, not natural black pine pitch.Inside diameter: 1-3/4" or 44mm