Check the listing for details. CGBEAD-PRESS HEARTS, 3 Versions, CGBeadroller, Premier Graphite Glass Tool. Condition: New. Listed at 69.00 USD. CGBead-Presses & CGBeadrollers are premier high quality graphite cavity marvers for the lampwork and hot glass industry. Based and manufactured in Texas, from concepts and designs by CGBeads. Our heart presses are a flat tab, not a puffy heart. The flat surface also allows for adding decoration to make it a puffy heart, without distorting to a "rounded" heart shape. ----Press-14 Small Heart CGBead-Press Cavity Sizes (mm) 4.8mm mandrel slotFINISHED BEADS (mm): 13x8, 16x9, 19x9, 22x9 ----Press-15 Medium Heart CGBead-Press Cavity Sizes (mm) 4.8mm mandrel slotFINISHED BEADS (mm): 25x9, 28x9 ----Press-16 Large Heart CGBead-Press Cavity Sizes (mm) 4.8mm mandrel slotFINISHED BEADS (mm): 31x10 & 35x11 CGBead tools are the premier graphite beadroller, and bead-press, tools of the hot glass industry. Graphite mold made for the lampwork industry.(beads not included) Graphite presses are primarily used to flatten the glass bead. Place you hot glass in the lower mold, line up the upper press holes with the pegs, and press. If you are making bead pairs, there's no more guessing if they will match. Also great for making beads that graduate consistently.