Rio Grande Cast-In-One™ Rubber Base, 76.2 mm Wax Burs These semi-flush sprue cutters have

These semi-flush sprue cutters have a compound joint that creates a lever action to increase the cutting power of the blades

3-1/2"-diameter button-styled sprue base

The computer can be connected to the internet for operational control

Inside Dimension: 7

or combine it with other charms and drops in more complex necklaces and bracelets

Rio Grande Cast-In-One™ Rubber Base, 76.2 mm Wax Burs These semi-flush sprue cutters haveDesigned specially for the Rio Grande Cast In One casting machine, this rubber base holds a 3" diameter sleeve and is ideal for treeing and investing jewelry models. Insert the Penta form into the corresponding holes in this base, leaving a gap of at least 1 8" between the Penta form and the rubber, and you're ready to begin building your tree.